21425079

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{1733}}^1$

素因数の和:2066

約数の個数: 16

約数和(自身を含む): 30879072

約数和(自身を除く): 9453993

約数列:

[1, 3, 13, 39, 317, 951, 1733, 4121, 5199, 12363, 22529, 67587, 549361, 1648083, 7141693, 21425079]

約数ペア:

[(1, 21425079), (3, 7141693), (13, 1648083), (39, 549361), (317, 67587), (951, 22529), (1733, 12363), (4121, 5199)]