21410817

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{1481}}^1$

素因数の和:1624

約数の個数: 16

約数和(自身を含む): 29402880

約数和(自身を除く): 7992063

約数列:

[1, 3, 61, 79, 183, 237, 1481, 4443, 4819, 14457, 90341, 116999, 271023, 350997, 7136939, 21410817]

約数ペア:

[(1, 21410817), (3, 7136939), (61, 350997), (79, 271023), (183, 116999), (237, 90341), (1481, 14457), (4443, 4819)]