21766851

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{1259}}^1$

素因数の和:1395

約数の個数: 24

約数和(自身を含む): 33611760

約数和(自身を除く): 11844909

約数列:

[1, 3, 9, 17, 51, 113, 153, 339, 1017, 1259, 1921, 3777, 5763, 11331, 17289, 21403, 64209, 142267, 192627, 426801, 1280403, 2418539, 7255617, 21766851]

約数ペア:

[(1, 21766851), (3, 7255617), (9, 2418539), (17, 1280403), (51, 426801), (113, 192627), (153, 142267), (339, 64209), (1017, 21403), (1259, 17289), (1921, 11331), (3777, 5763)]