21393098

素因数分解:

$2^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1\times {\mathrm{479}}^1$

素因数の和:781

約数の個数: 16

約数和(自身を含む): 32590080

約数和(自身を除く): 11196982

約数列:

[1, 2, 137, 163, 274, 326, 479, 958, 22331, 44662, 65623, 78077, 131246, 156154, 10696549, 21393098]

約数ペア:

[(1, 21393098), (2, 10696549), (137, 156154), (163, 131246), (274, 78077), (326, 65623), (479, 44662), (958, 22331)]