21086310

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{100411}}^1$

素因数の和:100428

約数の個数: 32

約数和(自身を含む): 57837312

約数和(自身を除く): 36751002

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 100411, 200822, 301233, 502055, 602466, 702877, 1004110, 1405754, 1506165, 2108631, 3012330, 3514385, 4217262, 7028770, 10543155, 21086310]

約数ペア:

[(1, 21086310), (2, 10543155), (3, 7028770), (5, 4217262), (6, 3514385), (7, 3012330), (10, 2108631), (14, 1506165), (15, 1405754), (21, 1004110), (30, 702877), (35, 602466), (42, 502055), (70, 301233), (105, 200822), (210, 100411)]