21300770

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{457}}^1$

素因数の和:602

約数の個数: 32

約数和(自身を含む): 39571200

約数和(自身を除く): 18270430

約数列:

[1, 2, 5, 10, 59, 79, 118, 158, 295, 395, 457, 590, 790, 914, 2285, 4570, 4661, 9322, 23305, 26963, 36103, 46610, 53926, 72206, 134815, 180515, 269630, 361030, 2130077, 4260154, 10650385, 21300770]

約数ペア:

[(1, 21300770), (2, 10650385), (5, 4260154), (10, 2130077), (59, 361030), (79, 269630), (118, 180515), (158, 134815), (295, 72206), (395, 53926), (457, 46610), (590, 36103), (790, 26963), (914, 23305), (2285, 9322), (4570, 4661)]