21362630

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1\times {\mathrm{317}}^1$

素因数の和:640

約数の個数: 32

約数和(自身を含む): 40388544

約数和(自身を除く): 19025914

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 293, 317, 586, 634, 1465, 1585, 2930, 3170, 6739, 7291, 13478, 14582, 33695, 36455, 67390, 72910, 92881, 185762, 464405, 928810, 2136263, 4272526, 10681315, 21362630]

約数ペア:

[(1, 21362630), (2, 10681315), (5, 4272526), (10, 2136263), (23, 928810), (46, 464405), (115, 185762), (230, 92881), (293, 72910), (317, 67390), (586, 36455), (634, 33695), (1465, 14582), (1585, 13478), (2930, 7291), (3170, 6739)]