21376070

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{45481}}^1$

素因数の和:45535

約数の個数: 16

約数和(自身を含む): 39296448

約数和(自身を除く): 17920378

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 45481, 90962, 227405, 454810, 2137607, 4275214, 10688035, 21376070]

約数ペア:

[(1, 21376070), (2, 10688035), (5, 4275214), (10, 2137607), (47, 454810), (94, 227405), (235, 90962), (470, 45481)]