21813958

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{6229}}^1$

素因数の和:6351

約数の個数: 16

約数和(自身を含む): 34987680

約数和(自身を除く): 13173722

約数列:

[1, 2, 17, 34, 103, 206, 1751, 3502, 6229, 12458, 105893, 211786, 641587, 1283174, 10906979, 21813958]

約数ペア:

[(1, 21813958), (2, 10906979), (17, 1283174), (34, 641587), (103, 211786), (206, 105893), (1751, 12458), (3502, 6229)]