21317208

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{80747}}^1$

素因数の和:80767

約数の個数: 32

約数和(自身を含む): 58138560

約数和(自身を除く): 36821352

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 80747, 161494, 242241, 322988, 484482, 645976, 888217, 968964, 1776434, 1937928, 2664651, 3552868, 5329302, 7105736, 10658604, 21317208]

約数ペア:

[(1, 21317208), (2, 10658604), (3, 7105736), (4, 5329302), (6, 3552868), (8, 2664651), (11, 1937928), (12, 1776434), (22, 968964), (24, 888217), (33, 645976), (44, 484482), (66, 322988), (88, 242241), (132, 161494), (264, 80747)]