221285661692

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{1043800291}}^1$

素因数の和:1043800348

約数の個数: 12

約数和(自身を含む): 394556510376

約数和(自身を除く): 173270848684

約数列:

[1, 2, 4, 53, 106, 212, 1043800291, 2087600582, 4175201164, 55321415423, 110642830846, 221285661692]

約数ペア:

[(1, 221285661692), (2, 110642830846), (4, 55321415423), (53, 4175201164), (106, 2087600582), (212, 1043800291)]