21000279711

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{379}}^1\times {\mathrm{1493}}^1$

素因数の和:2103

約数の個数: 32

約数和(自身を含む): 28613088000

約数和(自身を除く): 7612808289

約数列:

[1, 3, 89, 139, 267, 379, 417, 1137, 1493, 4479, 12371, 33731, 37113, 52681, 101193, 132877, 158043, 207527, 398631, 565847, 622581, 1697541, 4688609, 14065827, 18469903, 50360383, 55409709, 78652733, 151081149, 235958199, 7000093237, 21000279711]

約数ペア:

[(1, 21000279711), (3, 7000093237), (89, 235958199), (139, 151081149), (267, 78652733), (379, 55409709), (417, 50360383), (1137, 18469903), (1493, 14065827), (4479, 4688609), (12371, 1697541), (33731, 622581), (37113, 565847), (52681, 398631), (101193, 207527), (132877, 158043)]