21665842

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{1171}}^1$

素因数の和:1242

約数の個数: 24

約数和(自身を含む): 36749232

約数和(自身を除く): 15083390

約数列:

[1, 2, 11, 22, 29, 58, 319, 638, 841, 1171, 1682, 2342, 9251, 12881, 18502, 25762, 33959, 67918, 373549, 747098, 984811, 1969622, 10832921, 21665842]

約数ペア:

[(1, 21665842), (2, 10832921), (11, 1969622), (22, 984811), (29, 747098), (58, 373549), (319, 67918), (638, 33959), (841, 25762), (1171, 18502), (1682, 12881), (2342, 9251)]