20521554

素因数分解:

$2^1\times 3^1\times {\mathrm{569}}^1\times {\mathrm{6011}}^1$

素因数の和:6585

約数の個数: 16

約数和(自身を含む): 41122080

約数和(自身を除く): 20600526

約数列:

[1, 2, 3, 6, 569, 1138, 1707, 3414, 6011, 12022, 18033, 36066, 3420259, 6840518, 10260777, 20521554]

約数ペア:

[(1, 20521554), (2, 10260777), (3, 6840518), (6, 3420259), (569, 36066), (1138, 18033), (1707, 12022), (3414, 6011)]