21878312

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1877}}^1$

素因数の和:1961

約数の個数: 32

約数和(自身を含む): 43269120

約数和(自身を除く): 21390808

約数列:

[1, 2, 4, 8, 31, 47, 62, 94, 124, 188, 248, 376, 1457, 1877, 2914, 3754, 5828, 7508, 11656, 15016, 58187, 88219, 116374, 176438, 232748, 352876, 465496, 705752, 2734789, 5469578, 10939156, 21878312]

約数ペア:

[(1, 21878312), (2, 10939156), (4, 5469578), (8, 2734789), (31, 705752), (47, 465496), (62, 352876), (94, 232748), (124, 176438), (188, 116374), (248, 88219), (376, 58187), (1457, 15016), (1877, 11656), (2914, 7508), (3754, 5828)]