21871294

素因数分解:

$2^1\times {\mathrm{179}}^1\times {\mathrm{199}}^1\times {\mathrm{307}}^1$

素因数の和:687

約数の個数: 16

約数和(自身を含む): 33264000

約数和(自身を除く): 11392706

約数列:

[1, 2, 179, 199, 307, 358, 398, 614, 35621, 54953, 61093, 71242, 109906, 122186, 10935647, 21871294]

約数ペア:

[(1, 21871294), (2, 10935647), (179, 122186), (199, 109906), (307, 71242), (358, 61093), (398, 54953), (614, 35621)]