21500630

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{93481}}^1$

素因数の和:93511

約数の個数: 16

約数和(自身を含む): 40384224

約数和(自身を除く): 18883594

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 93481, 186962, 467405, 934810, 2150063, 4300126, 10750315, 21500630]

約数ペア:

[(1, 21500630), (2, 10750315), (5, 4300126), (10, 2150063), (23, 934810), (46, 467405), (115, 186962), (230, 93481)]