21813452

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{4001}}^1$

素因数の和:4081

約数の個数: 24

約数和(自身を含む): 40340160

約数和(自身を除く): 18526708

約数列:

[1, 2, 4, 29, 47, 58, 94, 116, 188, 1363, 2726, 4001, 5452, 8002, 16004, 116029, 188047, 232058, 376094, 464116, 752188, 5453363, 10906726, 21813452]

約数ペア:

[(1, 21813452), (2, 10906726), (4, 5453363), (29, 752188), (47, 464116), (58, 376094), (94, 232058), (116, 188047), (188, 116029), (1363, 16004), (2726, 8002), (4001, 5452)]