21618532

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{13411}}^1$

素因数の和:13459

約数の個数: 24

約数和(自身を含む): 42060032

約数和(自身を除く): 20441500

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 13411, 26822, 53644, 174343, 348686, 415741, 697372, 831482, 1662964, 5404633, 10809266, 21618532]

約数ペア:

[(1, 21618532), (2, 10809266), (4, 5404633), (13, 1662964), (26, 831482), (31, 697372), (52, 415741), (62, 348686), (124, 174343), (403, 53644), (806, 26822), (1612, 13411)]