21810076

素因数分解:

$2^2\times {\mathrm{83}}^1\times {\mathrm{179}}^1\times {\mathrm{367}}^1$

素因数の和:633

約数の個数: 24

約数和(自身を含む): 38949120

約数和(自身を除く): 17139044

約数列:

[1, 2, 4, 83, 166, 179, 332, 358, 367, 716, 734, 1468, 14857, 29714, 30461, 59428, 60922, 65693, 121844, 131386, 262772, 5452519, 10905038, 21810076]

約数ペア:

[(1, 21810076), (2, 10905038), (4, 5452519), (83, 262772), (166, 131386), (179, 121844), (332, 65693), (358, 60922), (367, 59428), (716, 30461), (734, 29714), (1468, 14857)]