2153361

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{61}}^1$

素因数の和:153

約数の個数: 24

約数和(自身を含む): 3418432

約数和(自身を除く): 1265071

約数列:

[1, 3, 7, 21, 41, 61, 123, 183, 287, 427, 861, 1281, 1681, 2501, 5043, 7503, 11767, 17507, 35301, 52521, 102541, 307623, 717787, 2153361]

約数ペア:

[(1, 2153361), (3, 717787), (7, 307623), (21, 102541), (41, 52521), (61, 35301), (123, 17507), (183, 11767), (287, 7503), (427, 5043), (861, 2501), (1281, 1681)]