21358834

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{5279}}^1$

素因数の和:5322

約数の個数: 24

約数和(自身を含む): 38903040

約数和(自身を除く): 17544206

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 289, 578, 2023, 4046, 5279, 10558, 36953, 73906, 89743, 179486, 628201, 1256402, 1525631, 3051262, 10679417, 21358834]

約数ペア:

[(1, 21358834), (2, 10679417), (7, 3051262), (14, 1525631), (17, 1256402), (34, 628201), (119, 179486), (238, 89743), (289, 73906), (578, 36953), (2023, 10558), (4046, 5279)]