21370291270

素因数分解:

$2^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{16827001}}^1$

素因数の和:16827135

約数の個数: 16

約数和(自身を含む): 38769412608

約数和(自身を除く): 17399121338

約数列:

[1, 2, 5, 10, 127, 254, 635, 1270, 16827001, 33654002, 84135005, 168270010, 2137029127, 4274058254, 10685145635, 21370291270]

約数ペア:

[(1, 21370291270), (2, 10685145635), (5, 4274058254), (10, 2137029127), (127, 168270010), (254, 84135005), (635, 33654002), (1270, 16827001)]