21225570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{6491}}^1$

素因数の和:6610

約数の個数: 32

約数和(自身を含む): 51416640

約数和(自身を除く): 30191070

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 109, 218, 327, 545, 654, 1090, 1635, 3270, 6491, 12982, 19473, 32455, 38946, 64910, 97365, 194730, 707519, 1415038, 2122557, 3537595, 4245114, 7075190, 10612785, 21225570]

約数ペア:

[(1, 21225570), (2, 10612785), (3, 7075190), (5, 4245114), (6, 3537595), (10, 2122557), (15, 1415038), (30, 707519), (109, 194730), (218, 97365), (327, 64910), (545, 38946), (654, 32455), (1090, 19473), (1635, 12982), (3270, 6491)]