21594460

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{5653}}^1$

素因数の和:5853

約数の個数: 24

約数和(自身を含む): 45593856

約数和(自身を除く): 23999396

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 3820, 5653, 11306, 22612, 28265, 56530, 113060, 1079723, 2159446, 4318892, 5398615, 10797230, 21594460]

約数ペア:

[(1, 21594460), (2, 10797230), (4, 5398615), (5, 4318892), (10, 2159446), (20, 1079723), (191, 113060), (382, 56530), (764, 28265), (955, 22612), (1910, 11306), (3820, 5653)]