21103710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{11923}}^1$

素因数の和:11992

約数の個数: 32

約数和(自身を含む): 51511680

約数和(自身を除く): 30407970

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 59, 118, 177, 295, 354, 590, 885, 1770, 11923, 23846, 35769, 59615, 71538, 119230, 178845, 357690, 703457, 1406914, 2110371, 3517285, 4220742, 7034570, 10551855, 21103710]

約数ペア:

[(1, 21103710), (2, 10551855), (3, 7034570), (5, 4220742), (6, 3517285), (10, 2110371), (15, 1406914), (30, 703457), (59, 357690), (118, 178845), (177, 119230), (295, 71538), (354, 59615), (590, 35769), (885, 23846), (1770, 11923)]