21447348

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{137483}}^1$

素因数の和:137503

約数の個数: 24

約数和(自身を含む): 53893728

約数和(自身を除く): 32446380

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 137483, 274966, 412449, 549932, 824898, 1649796, 1787279, 3574558, 5361837, 7149116, 10723674, 21447348]

約数ペア:

[(1, 21447348), (2, 10723674), (3, 7149116), (4, 5361837), (6, 3574558), (12, 1787279), (13, 1649796), (26, 824898), (39, 549932), (52, 412449), (78, 274966), (156, 137483)]