21553587

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2341}}^1$

素因数の和:2392

約数の個数: 32

約数和(自身を含む): 35973120

約数和(自身を除く): 14419533

約数列:

[1, 3, 9, 11, 27, 31, 33, 93, 99, 279, 297, 341, 837, 1023, 2341, 3069, 7023, 9207, 21069, 25751, 63207, 72571, 77253, 217713, 231759, 653139, 695277, 798281, 1959417, 2394843, 7184529, 21553587]

約数ペア:

[(1, 21553587), (3, 7184529), (9, 2394843), (11, 1959417), (27, 798281), (31, 695277), (33, 653139), (93, 231759), (99, 217713), (279, 77253), (297, 72571), (341, 63207), (837, 25751), (1023, 21069), (2341, 9207), (3069, 7023)]