42721090

素因数分解:

$2^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{12241}}^1$

素因数の和:12597

約数の個数: 16

約数和(自身を含む): 77124600

約数和(自身を除く): 34403510

約数列:

[1, 2, 5, 10, 349, 698, 1745, 3490, 12241, 24482, 61205, 122410, 4272109, 8544218, 21360545, 42721090]

約数ペア:

[(1, 42721090), (2, 21360545), (5, 8544218), (10, 4272109), (349, 122410), (698, 61205), (1745, 24482), (3490, 12241)]