21577226

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{7159}}^1$

素因数の和:7309

約数の個数: 16

約数和(自身を含む): 35570880

約数和(自身を除く): 13993654

約数列:

[1, 2, 11, 22, 137, 274, 1507, 3014, 7159, 14318, 78749, 157498, 980783, 1961566, 10788613, 21577226]

約数ペア:

[(1, 21577226), (2, 10788613), (11, 1961566), (22, 980783), (137, 157498), (274, 78749), (1507, 14318), (3014, 7159)]