21042862

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{9173}}^1$

素因数の和:9243

約数の個数: 16

約数和(自身を含む): 33466752

約数和(自身を除く): 12423890

約数列:

[1, 2, 31, 37, 62, 74, 1147, 2294, 9173, 18346, 284363, 339401, 568726, 678802, 10521431, 21042862]

約数ペア:

[(1, 21042862), (2, 10521431), (31, 678802), (37, 568726), (62, 339401), (74, 284363), (1147, 18346), (2294, 9173)]