21739376

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{23029}}^1$

素因数の和:23096

約数の個数: 20

約数和(自身を含む): 42835800

約数和(自身を除く): 21096424

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 23029, 46058, 92116, 184232, 368464, 1358711, 2717422, 5434844, 10869688, 21739376]

約数ペア:

[(1, 21739376), (2, 10869688), (4, 5434844), (8, 2717422), (16, 1358711), (59, 368464), (118, 184232), (236, 92116), (472, 46058), (944, 23029)]