21119168

素因数分解:

$2^6\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:142

約数の個数: 112

約数和(自身を含む): 52669440

約数和(自身を除く): 31550272

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 47, 56, 59, 64, 68, 94, 112, 118, 119, 136, 188, 224, 236, 238, 272, 329, 376, 413, 448, 472, 476, 544, 658, 752, 799, 826, 944, 952, 1003, 1088, 1316, 1504, 1598, 1652, 1888, 1904, 2006, 2632, 2773, 3008, 3196, 3304, 3776, 3808, 4012, 5264, 5546, 5593, 6392, 6608, 7021, 7616, 8024, 10528, 11092, 11186, 12784, 13216, 14042, 16048, 19411, 21056, 22184, 22372, 25568, 26432, 28084, 32096, 38822, 44368, 44744, 47141, 51136, 56168, 64192, 77644, 88736, 89488, 94282, 112336, 155288, 177472, 178976, 188564, 224672, 310576, 329987, 357952, 377128, 449344, 621152, 659974, 754256, 1242304, 1319948, 1508512, 2639896, 3017024, 5279792, 10559584, 21119168]

約数ペア:

[(1, 21119168), (2, 10559584), (4, 5279792), (7, 3017024), (8, 2639896), (14, 1508512), (16, 1319948), (17, 1242304), (28, 754256), (32, 659974), (34, 621152), (47, 449344), (56, 377128), (59, 357952), (64, 329987), (68, 310576), (94, 224672), (112, 188564), (118, 178976), (119, 177472), (136, 155288), (188, 112336), (224, 94282), (236, 89488), (238, 88736), (272, 77644), (329, 64192), (376, 56168), (413, 51136), (448, 47141), (472, 44744), (476, 44368), (544, 38822), (658, 32096), (752, 28084), (799, 26432), (826, 25568), (944, 22372), (952, 22184), (1003, 21056), (1088, 19411), (1316, 16048), (1504, 14042), (1598, 13216), (1652, 12784), (1888, 11186), (1904, 11092), (2006, 10528), (2632, 8024), (2773, 7616), (3008, 7021), (3196, 6608), (3304, 6392), (3776, 5593), (3808, 5546), (4012, 5264)]