21091729128224

素因数分解:

$2^5\times {\mathrm{881}}^1\times {\mathrm{4129}}^1\times {\mathrm{181193}}^1$

素因数の和:186213

約数の個数: 48

約数和(自身を含む): 41581772570520

約数和(自身を除く): 20490043442296

約数列:

[1, 2, 4, 8, 16, 32, 881, 1762, 3524, 4129, 7048, 8258, 14096, 16516, 28192, 33032, 66064, 132128, 181193, 362386, 724772, 1449544, 2899088, 3637649, 5798176, 7275298, 14550596, 29101192, 58202384, 116404768, 159631033, 319262066, 638524132, 748145897, 1277048264, 1496291794, 2554096528, 2992583588, 5108193056, 5985167176, 11970334352, 23940668704, 659116535257, 1318233070514, 2636466141028, 5272932282056, 10545864564112, 21091729128224]

約数ペア:

[(1, 21091729128224), (2, 10545864564112), (4, 5272932282056), (8, 2636466141028), (16, 1318233070514), (32, 659116535257), (881, 23940668704), (1762, 11970334352), (3524, 5985167176), (4129, 5108193056), (7048, 2992583588), (8258, 2554096528), (14096, 1496291794), (16516, 1277048264), (28192, 748145897), (33032, 638524132), (66064, 319262066), (132128, 159631033), (181193, 116404768), (362386, 58202384), (724772, 29101192), (1449544, 14550596), (2899088, 7275298), (3637649, 5798176)]