21435080

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^2\times {\mathrm{1013}}^1$

素因数の和:1070

約数の個数: 48

約数和(自身を含む): 50466780

約数和(自身を除く): 29031700

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 529, 920, 1013, 1058, 2026, 2116, 2645, 4052, 4232, 5065, 5290, 8104, 10130, 10580, 20260, 21160, 23299, 40520, 46598, 93196, 116495, 186392, 232990, 465980, 535877, 931960, 1071754, 2143508, 2679385, 4287016, 5358770, 10717540, 21435080]

約数ペア:

[(1, 21435080), (2, 10717540), (4, 5358770), (5, 4287016), (8, 2679385), (10, 2143508), (20, 1071754), (23, 931960), (40, 535877), (46, 465980), (92, 232990), (115, 186392), (184, 116495), (230, 93196), (460, 46598), (529, 40520), (920, 23299), (1013, 21160), (1058, 20260), (2026, 10580), (2116, 10130), (2645, 8104), (4052, 5290), (4232, 5065)]