21135026

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:410

約数の個数: 32

約数和(自身を含む): 36175680

約数和(自身を除く): 15040654

約数列:

[1, 2, 11, 22, 29, 58, 157, 211, 314, 319, 422, 638, 1727, 2321, 3454, 4553, 4642, 6119, 9106, 12238, 33127, 50083, 66254, 67309, 100166, 134618, 364397, 728794, 960683, 1921366, 10567513, 21135026]

約数ペア:

[(1, 21135026), (2, 10567513), (11, 1921366), (22, 960683), (29, 728794), (58, 364397), (157, 134618), (211, 100166), (314, 67309), (319, 66254), (422, 50083), (638, 33127), (1727, 12238), (2321, 9106), (3454, 6119), (4553, 4642)]