21103474

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{881}}^1$

素因数の和:978

約数の個数: 32

約数和(自身を含む): 38102400

約数和(自身を除く): 16998926

約数列:

[1, 2, 7, 14, 29, 58, 59, 118, 203, 406, 413, 826, 881, 1711, 1762, 3422, 6167, 11977, 12334, 23954, 25549, 51098, 51979, 103958, 178843, 357686, 363853, 727706, 1507391, 3014782, 10551737, 21103474]

約数ペア:

[(1, 21103474), (2, 10551737), (7, 3014782), (14, 1507391), (29, 727706), (58, 363853), (59, 357686), (118, 178843), (203, 103958), (406, 51979), (413, 51098), (826, 25549), (881, 23954), (1711, 12334), (1762, 11977), (3422, 6167)]