21368650

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{14737}}^1$

素因数の和:14778

約数の個数: 24

約数和(自身を含む): 41119020

約数和(自身を除く): 19750370

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 290, 725, 1450, 14737, 29474, 73685, 147370, 368425, 427373, 736850, 854746, 2136865, 4273730, 10684325, 21368650]

約数ペア:

[(1, 21368650), (2, 10684325), (5, 4273730), (10, 2136865), (25, 854746), (29, 736850), (50, 427373), (58, 368425), (145, 147370), (290, 73685), (725, 29474), (1450, 14737)]