21915870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{3671}}^1$

素因数の和:3880

約数の個数: 32

約数和(自身を含む): 52876800

約数和(自身を除く): 30960930

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 199, 398, 597, 995, 1194, 1990, 2985, 3671, 5970, 7342, 11013, 18355, 22026, 36710, 55065, 110130, 730529, 1461058, 2191587, 3652645, 4383174, 7305290, 10957935, 21915870]

約数ペア:

[(1, 21915870), (2, 10957935), (3, 7305290), (5, 4383174), (6, 3652645), (10, 2191587), (15, 1461058), (30, 730529), (199, 110130), (398, 55065), (597, 36710), (995, 22026), (1194, 18355), (1990, 11013), (2985, 7342), (3671, 5970)]