21224619

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3557}}^1$

素因数の和:3596

約数の個数: 32

約数和(自身を含む): 35864640

約数和(自身を除く): 14640021

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 117, 153, 221, 351, 459, 663, 1989, 3557, 5967, 10671, 32013, 46241, 60469, 96039, 138723, 181407, 416169, 544221, 786097, 1248507, 1632663, 2358291, 7074873, 21224619]

約数ペア:

[(1, 21224619), (3, 7074873), (9, 2358291), (13, 1632663), (17, 1248507), (27, 786097), (39, 544221), (51, 416169), (117, 181407), (153, 138723), (221, 96039), (351, 60469), (459, 46241), (663, 32013), (1989, 10671), (3557, 5967)]