21225120

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{6317}}^1$

素因数の和:6342

約数の個数: 96

約数和(自身を含む): 76422528

約数和(自身を除く): 55197408

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 6317, 12634, 18951, 25268, 31585, 37902, 44219, 50536, 63170, 75804, 88438, 94755, 101072, 126340, 132657, 151608, 176876, 189510, 202144, 221095, 252680, 265314, 303216, 353752, 379020, 442190, 505360, 530628, 606432, 663285, 707504, 758040, 884380, 1010720, 1061256, 1326570, 1415008, 1516080, 1768760, 2122512, 2653140, 3032160, 3537520, 4245024, 5306280, 7075040, 10612560, 21225120]

約数ペア:

[(1, 21225120), (2, 10612560), (3, 7075040), (4, 5306280), (5, 4245024), (6, 3537520), (7, 3032160), (8, 2653140), (10, 2122512), (12, 1768760), (14, 1516080), (15, 1415008), (16, 1326570), (20, 1061256), (21, 1010720), (24, 884380), (28, 758040), (30, 707504), (32, 663285), (35, 606432), (40, 530628), (42, 505360), (48, 442190), (56, 379020), (60, 353752), (70, 303216), (80, 265314), (84, 252680), (96, 221095), (105, 202144), (112, 189510), (120, 176876), (140, 151608), (160, 132657), (168, 126340), (210, 101072), (224, 94755), (240, 88438), (280, 75804), (336, 63170), (420, 50536), (480, 44219), (560, 37902), (672, 31585), (840, 25268), (1120, 18951), (1680, 12634), (3360, 6317)]