21961004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{14563}}^1$

素因数の和:14609

約数の個数: 24

約数和(自身を含む): 42818160

約数和(自身を除く): 20857156

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 377, 754, 1508, 14563, 29126, 58252, 189319, 378638, 422327, 757276, 844654, 1689308, 5490251, 10980502, 21961004]

約数ペア:

[(1, 21961004), (2, 10980502), (4, 5490251), (13, 1689308), (26, 844654), (29, 757276), (52, 422327), (58, 378638), (116, 189319), (377, 58252), (754, 29126), (1508, 14563)]