21129462

素因数分解:

$2^1\times 3^2\times {\mathrm{809}}^1\times {\mathrm{1451}}^1$

素因数の和:2268

約数の個数: 24

約数和(自身を含む): 45868680

約数和(自身を除く): 24739218

約数列:

[1, 2, 3, 6, 9, 18, 809, 1451, 1618, 2427, 2902, 4353, 4854, 7281, 8706, 13059, 14562, 26118, 1173859, 2347718, 3521577, 7043154, 10564731, 21129462]

約数ペア:

[(1, 21129462), (2, 10564731), (3, 7043154), (6, 3521577), (9, 2347718), (18, 1173859), (809, 26118), (1451, 14562), (1618, 13059), (2427, 8706), (2902, 7281), (4353, 4854)]