21721167414

素因数分解:

$2^1\times 3^3\times {\mathrm{5563}}^1\times {\mathrm{72307}}^1$

素因数の和:77881

約数の個数: 32

約数和(自身を含む): 48278605440

約数和(自身を除く): 26557438026

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 5563, 11126, 16689, 33378, 50067, 72307, 100134, 144614, 150201, 216921, 300402, 433842, 650763, 1301526, 1952289, 3904578, 402243841, 804487682, 1206731523, 2413463046, 3620194569, 7240389138, 10860583707, 21721167414]

約数ペア:

[(1, 21721167414), (2, 10860583707), (3, 7240389138), (6, 3620194569), (9, 2413463046), (18, 1206731523), (27, 804487682), (54, 402243841), (5563, 3904578), (11126, 1952289), (16689, 1301526), (33378, 650763), (50067, 433842), (72307, 300402), (100134, 216921), (144614, 150201)]