21090546

素因数分解:

$2^1\times 3^2\times {\mathrm{113}}^1\times {\mathrm{10369}}^1$

素因数の和:10490

約数の個数: 24

約数和(自身を含む): 46105020

約数和(自身を除く): 25014474

約数列:

[1, 2, 3, 6, 9, 18, 113, 226, 339, 678, 1017, 2034, 10369, 20738, 31107, 62214, 93321, 186642, 1171697, 2343394, 3515091, 7030182, 10545273, 21090546]

約数ペア:

[(1, 21090546), (2, 10545273), (3, 7030182), (6, 3515091), (9, 2343394), (18, 1171697), (113, 186642), (226, 93321), (339, 62214), (678, 31107), (1017, 20738), (2034, 10369)]