21215039999

素因数分解:

${\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{457}}^1\times {\mathrm{3557}}^1$

素因数の和:4466

約数の個数: 16

約数和(自身を含む): 22005632256

約数和(自身を除く): 790592257

約数列:

[1, 31, 421, 457, 3557, 13051, 14167, 110267, 192397, 1497497, 1625549, 5964307, 46422407, 50392019, 684356129, 21215039999]

約数ペア:

[(1, 21215039999), (31, 684356129), (421, 50392019), (457, 46422407), (3557, 5964307), (13051, 1625549), (14167, 1497497), (110267, 192397)]