21485058

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{511549}}^1$

素因数の和:511561

約数の個数: 16

約数和(自身を含む): 49108800

約数和(自身を除く): 27623742

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 511549, 1023098, 1534647, 3069294, 3580843, 7161686, 10742529, 21485058]

約数ペア:

[(1, 21485058), (2, 10742529), (3, 7161686), (6, 3580843), (7, 3069294), (14, 1534647), (21, 1023098), (42, 511549)]