20210815854

素因数分解:

$2^1\times 3^2\times {\mathrm{1122823103}}^1$

素因数の和:1122823111

約数の個数: 12

約数和(自身を含む): 43790101056

約数和(自身を除く): 23579285202

約数列:

[1, 2, 3, 6, 9, 18, 1122823103, 2245646206, 3368469309, 6736938618, 10105407927, 20210815854]

約数ペア:

[(1, 20210815854), (2, 10105407927), (3, 6736938618), (6, 3368469309), (9, 2245646206), (18, 1122823103)]