21554670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{15287}}^1$

素因数の和:15344

約数の個数: 32

約数和(自身を含む): 52835328

約数和(自身を除く): 31280658

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 47, 94, 141, 235, 282, 470, 705, 1410, 15287, 30574, 45861, 76435, 91722, 152870, 229305, 458610, 718489, 1436978, 2155467, 3592445, 4310934, 7184890, 10777335, 21554670]

約数ペア:

[(1, 21554670), (2, 10777335), (3, 7184890), (5, 4310934), (6, 3592445), (10, 2155467), (15, 1436978), (30, 718489), (47, 458610), (94, 229305), (141, 152870), (235, 91722), (282, 76435), (470, 45861), (705, 30574), (1410, 15287)]