21000453595

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{787}}^1\times {\mathrm{485167}}^1$

素因数の和:485970

約数の個数: 16

約数和(自身を含む): 27526491648

約数和(自身を除く): 6526038053

約数列:

[1, 5, 11, 55, 787, 3935, 8657, 43285, 485167, 2425835, 5336837, 26684185, 381826429, 1909132145, 4200090719, 21000453595]

約数ペア:

[(1, 21000453595), (5, 4200090719), (11, 1909132145), (55, 381826429), (787, 26684185), (3935, 5336837), (8657, 2425835), (43285, 485167)]