2021004830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2753}}^1\times {\mathrm{5647}}^1$

素因数の和:8420

約数の個数: 32

約数和(自身を含む): 3919757184

約数和(自身を除く): 1898752354

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 2753, 5506, 5647, 11294, 13765, 27530, 28235, 35789, 56470, 71578, 73411, 146822, 178945, 357890, 367055, 734110, 15546191, 31092382, 77730955, 155461910, 202100483, 404200966, 1010502415, 2021004830]

約数ペア:

[(1, 2021004830), (2, 1010502415), (5, 404200966), (10, 202100483), (13, 155461910), (26, 77730955), (65, 31092382), (130, 15546191), (2753, 734110), (5506, 367055), (5647, 357890), (11294, 178945), (13765, 146822), (27530, 73411), (28235, 71578), (35789, 56470)]