21934990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{467}}^1$

素因数の和:553

約数の個数: 64

約数和(自身を含む): 50139648

約数和(自身を除く): 28204658

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 61, 70, 77, 110, 122, 154, 305, 385, 427, 467, 610, 671, 770, 854, 934, 1342, 2135, 2335, 3269, 3355, 4270, 4670, 4697, 5137, 6538, 6710, 9394, 10274, 16345, 23485, 25685, 28487, 32690, 35959, 46970, 51370, 56974, 71918, 142435, 179795, 199409, 284870, 313357, 359590, 398818, 626714, 997045, 1566785, 1994090, 2193499, 3133570, 4386998, 10967495, 21934990]

約数ペア:

[(1, 21934990), (2, 10967495), (5, 4386998), (7, 3133570), (10, 2193499), (11, 1994090), (14, 1566785), (22, 997045), (35, 626714), (55, 398818), (61, 359590), (70, 313357), (77, 284870), (110, 199409), (122, 179795), (154, 142435), (305, 71918), (385, 56974), (427, 51370), (467, 46970), (610, 35959), (671, 32690), (770, 28487), (854, 25685), (934, 23485), (1342, 16345), (2135, 10274), (2335, 9394), (3269, 6710), (3355, 6538), (4270, 5137), (4670, 4697)]