21772964

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{1229}}^1$

素因数の和:1379

約数の個数: 24

約数和(自身を含む): 39399360

約数和(自身を除く): 17626396

約数列:

[1, 2, 4, 43, 86, 103, 172, 206, 412, 1229, 2458, 4429, 4916, 8858, 17716, 52847, 105694, 126587, 211388, 253174, 506348, 5443241, 10886482, 21772964]

約数ペア:

[(1, 21772964), (2, 10886482), (4, 5443241), (43, 506348), (86, 253174), (103, 211388), (172, 126587), (206, 105694), (412, 52847), (1229, 17716), (2458, 8858), (4429, 4916)]