21877484

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{1249}}^1$

素因数の和:1433

約数の個数: 24

約数和(自身を含む): 39900000

約数和(自身を除く): 18022516

約数列:

[1, 2, 4, 29, 58, 116, 151, 302, 604, 1249, 2498, 4379, 4996, 8758, 17516, 36221, 72442, 144884, 188599, 377198, 754396, 5469371, 10938742, 21877484]

約数ペア:

[(1, 21877484), (2, 10938742), (4, 5469371), (29, 754396), (58, 377198), (116, 188599), (151, 144884), (302, 72442), (604, 36221), (1249, 17516), (2498, 8758), (4379, 4996)]