21981739248

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{353}}^1\times {\mathrm{379}}^1$

素因数の和:916

約数の個数: 240

約数和(自身を含む): 71125566720

約数和(自身を除く): 49143827472

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 163, 168, 252, 326, 336, 353, 379, 489, 504, 652, 706, 758, 978, 1008, 1059, 1137, 1141, 1304, 1412, 1467, 1516, 1956, 2118, 2274, 2282, 2471, 2608, 2653, 2824, 2934, 3032, 3177, 3411, 3423, 3912, 4236, 4548, 4564, 4942, 5306, 5648, 5868, 6064, 6354, 6822, 6846, 7413, 7824, 7959, 8472, 9096, 9128, 9884, 10269, 10612, 11736, 12708, 13644, 13692, 14826, 15918, 16944, 18192, 18256, 19768, 20538, 21224, 22239, 23472, 23877, 25416, 27288, 27384, 29652, 31836, 39536, 41076, 42448, 44478, 47754, 50832, 54576, 54768, 57539, 59304, 61777, 63672, 82152, 88956, 95508, 115078, 118608, 123554, 127344, 133787, 164304, 172617, 177912, 185331, 191016, 230156, 247108, 267574, 345234, 355824, 370662, 382032, 401361, 402773, 432439, 460312, 494216, 517851, 535148, 555993, 690468, 741324, 802722, 805546, 864878, 920624, 936509, 988432, 1035702, 1070296, 1111986, 1204083, 1208319, 1297317, 1380936, 1482648, 1605444, 1611092, 1729756, 1873018, 2071404, 2140592, 2223972, 2408166, 2416638, 2594634, 2761872, 2809527, 2965296, 3210888, 3222184, 3459512, 3624957, 3746036, 3891951, 4142808, 4447944, 4816332, 4833276, 5189268, 5619054, 6421776, 6444368, 6919024, 7249914, 7492072, 7783902, 8285616, 8428581, 8895888, 9632664, 9666552, 10378536, 11238108, 14499828, 14984144, 15567804, 16857162, 19265328, 19333104, 20757072, 21807281, 22476216, 28999656, 31135608, 33714324, 43614562, 44952432, 57999312, 62271216, 65421843, 67428648, 87229124, 130843686, 134857296, 152650967, 174458248, 196265529, 261687372, 305301934, 348916496, 392531058, 457952901, 523374744, 610603868, 785062116, 915905802, 1046749488, 1221207736, 1373858703, 1570124232, 1831811604, 2442415472, 2747717406, 3140248464, 3663623208, 5495434812, 7327246416, 10990869624, 21981739248]

約数ペア:

[(1, 21981739248), (2, 10990869624), (3, 7327246416), (4, 5495434812), (6, 3663623208), (7, 3140248464), (8, 2747717406), (9, 2442415472), (12, 1831811604), (14, 1570124232), (16, 1373858703), (18, 1221207736), (21, 1046749488), (24, 915905802), (28, 785062116), (36, 610603868), (42, 523374744), (48, 457952901), (56, 392531058), (63, 348916496), (72, 305301934), (84, 261687372), (112, 196265529), (126, 174458248), (144, 152650967), (163, 134857296), (168, 130843686), (252, 87229124), (326, 67428648), (336, 65421843), (353, 62271216), (379, 57999312), (489, 44952432), (504, 43614562), (652, 33714324), (706, 31135608), (758, 28999656), (978, 22476216), (1008, 21807281), (1059, 20757072), (1137, 19333104), (1141, 19265328), (1304, 16857162), (1412, 15567804), (1467, 14984144), (1516, 14499828), (1956, 11238108), (2118, 10378536), (2274, 9666552), (2282, 9632664), (2471, 8895888), (2608, 8428581), (2653, 8285616), (2824, 7783902), (2934, 7492072), (3032, 7249914), (3177, 6919024), (3411, 6444368), (3423, 6421776), (3912, 5619054), (4236, 5189268), (4548, 4833276), (4564, 4816332), (4942, 4447944), (5306, 4142808), (5648, 3891951), (5868, 3746036), (6064, 3624957), (6354, 3459512), (6822, 3222184), (6846, 3210888), (7413, 2965296), (7824, 2809527), (7959, 2761872), (8472, 2594634), (9096, 2416638), (9128, 2408166), (9884, 2223972), (10269, 2140592), (10612, 2071404), (11736, 1873018), (12708, 1729756), (13644, 1611092), (13692, 1605444), (14826, 1482648), (15918, 1380936), (16944, 1297317), (18192, 1208319), (18256, 1204083), (19768, 1111986), (20538, 1070296), (21224, 1035702), (22239, 988432), (23472, 936509), (23877, 920624), (25416, 864878), (27288, 805546), (27384, 802722), (29652, 741324), (31836, 690468), (39536, 555993), (41076, 535148), (42448, 517851), (44478, 494216), (47754, 460312), (50832, 432439), (54576, 402773), (54768, 401361), (57539, 382032), (59304, 370662), (61777, 355824), (63672, 345234), (82152, 267574), (88956, 247108), (95508, 230156), (115078, 191016), (118608, 185331), (123554, 177912), (127344, 172617), (133787, 164304)]