21626204

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{3109}}^1$

素因数の和:3197

約数の個数: 24

約数和(自身を含む): 39708480

約数和(自身を除く): 18082276

約数列:

[1, 2, 4, 37, 47, 74, 94, 148, 188, 1739, 3109, 3478, 6218, 6956, 12436, 115033, 146123, 230066, 292246, 460132, 584492, 5406551, 10813102, 21626204]

約数ペア:

[(1, 21626204), (2, 10813102), (4, 5406551), (37, 584492), (47, 460132), (74, 292246), (94, 230066), (148, 146123), (188, 115033), (1739, 12436), (3109, 6956), (3478, 6218)]