210909136

素因数分解:

$2^4\times {\mathrm{521}}^1\times {\mathrm{25301}}^1$

素因数の和:25830

約数の個数: 20

約数和(自身を含む): 409436964

約数和(自身を除く): 198527828

約数列:

[1, 2, 4, 8, 16, 521, 1042, 2084, 4168, 8336, 25301, 50602, 101204, 202408, 404816, 13181821, 26363642, 52727284, 105454568, 210909136]

約数ペア:

[(1, 210909136), (2, 105454568), (4, 52727284), (8, 26363642), (16, 13181821), (521, 404816), (1042, 202408), (2084, 101204), (4168, 50602), (8336, 25301)]