21184848

素因数分解:

$2^4\times 3^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:154

約数の個数: 160

約数和(自身を含む): 66960000

約数和(自身を除く): 45775152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 29, 36, 38, 48, 54, 57, 58, 72, 76, 87, 89, 108, 114, 116, 144, 152, 171, 174, 178, 216, 228, 232, 261, 267, 304, 342, 348, 356, 432, 456, 464, 513, 522, 534, 551, 684, 696, 712, 783, 801, 912, 1026, 1044, 1068, 1102, 1368, 1392, 1424, 1566, 1602, 1653, 1691, 2052, 2088, 2136, 2204, 2403, 2581, 2736, 3132, 3204, 3306, 3382, 4104, 4176, 4272, 4408, 4806, 4959, 5073, 5162, 6264, 6408, 6612, 6764, 7743, 8208, 8816, 9612, 9918, 10146, 10324, 12528, 12816, 13224, 13528, 14877, 15219, 15486, 19224, 19836, 20292, 20648, 23229, 26448, 27056, 29754, 30438, 30972, 38448, 39672, 40584, 41296, 45657, 46458, 49039, 59508, 60876, 61944, 69687, 79344, 81168, 91314, 92916, 98078, 119016, 121752, 123888, 139374, 147117, 182628, 185832, 196156, 238032, 243504, 278748, 294234, 365256, 371664, 392312, 441351, 557496, 588468, 730512, 784624, 882702, 1114992, 1176936, 1324053, 1765404, 2353872, 2648106, 3530808, 5296212, 7061616, 10592424, 21184848]

約数ペア:

[(1, 21184848), (2, 10592424), (3, 7061616), (4, 5296212), (6, 3530808), (8, 2648106), (9, 2353872), (12, 1765404), (16, 1324053), (18, 1176936), (19, 1114992), (24, 882702), (27, 784624), (29, 730512), (36, 588468), (38, 557496), (48, 441351), (54, 392312), (57, 371664), (58, 365256), (72, 294234), (76, 278748), (87, 243504), (89, 238032), (108, 196156), (114, 185832), (116, 182628), (144, 147117), (152, 139374), (171, 123888), (174, 121752), (178, 119016), (216, 98078), (228, 92916), (232, 91314), (261, 81168), (267, 79344), (304, 69687), (342, 61944), (348, 60876), (356, 59508), (432, 49039), (456, 46458), (464, 45657), (513, 41296), (522, 40584), (534, 39672), (551, 38448), (684, 30972), (696, 30438), (712, 29754), (783, 27056), (801, 26448), (912, 23229), (1026, 20648), (1044, 20292), (1068, 19836), (1102, 19224), (1368, 15486), (1392, 15219), (1424, 14877), (1566, 13528), (1602, 13224), (1653, 12816), (1691, 12528), (2052, 10324), (2088, 10146), (2136, 9918), (2204, 9612), (2403, 8816), (2581, 8208), (2736, 7743), (3132, 6764), (3204, 6612), (3306, 6408), (3382, 6264), (4104, 5162), (4176, 5073), (4272, 4959), (4408, 4806)]