21029350

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{14503}}^1$

素因数の和:14544

約数の個数: 24

約数和(自身を含む): 40466160

約数和(自身を除く): 19436810

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 290, 725, 1450, 14503, 29006, 72515, 145030, 362575, 420587, 725150, 841174, 2102935, 4205870, 10514675, 21029350]

約数ペア:

[(1, 21029350), (2, 10514675), (5, 4205870), (10, 2102935), (25, 841174), (29, 725150), (50, 420587), (58, 362575), (145, 145030), (290, 72515), (725, 29006), (1450, 14503)]