21892419

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{2267}}^1$

素因数の和:2339

約数の個数: 24

約数和(自身を含む): 33611760

約数和(自身を除く): 11719341

約数列:

[1, 3, 9, 29, 37, 87, 111, 261, 333, 1073, 2267, 3219, 6801, 9657, 20403, 65743, 83879, 197229, 251637, 591687, 754911, 2432491, 7297473, 21892419]

約数ペア:

[(1, 21892419), (3, 7297473), (9, 2432491), (29, 754911), (37, 591687), (87, 251637), (111, 197229), (261, 83879), (333, 65743), (1073, 20403), (2267, 9657), (3219, 6801)]