21013652

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{9011}}^1$

素因数の和:9079

約数の個数: 24

約数和(自身を含む): 40878432

約数和(自身を除く): 19864780

約数列:

[1, 2, 4, 11, 22, 44, 53, 106, 212, 583, 1166, 2332, 9011, 18022, 36044, 99121, 198242, 396484, 477583, 955166, 1910332, 5253413, 10506826, 21013652]

約数ペア:

[(1, 21013652), (2, 10506826), (4, 5253413), (11, 1910332), (22, 955166), (44, 477583), (53, 396484), (106, 198242), (212, 99121), (583, 36044), (1166, 18022), (2332, 9011)]