2113731

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1$

素因数の和:335

約数の個数: 24

約数和(自身を含む): 3294720

約数和(自身を除く): 1180989

約数列:

[1, 3, 9, 19, 47, 57, 141, 171, 263, 423, 789, 893, 2367, 2679, 4997, 8037, 12361, 14991, 37083, 44973, 111249, 234859, 704577, 2113731]

約数ペア:

[(1, 2113731), (3, 704577), (9, 234859), (19, 111249), (47, 44973), (57, 37083), (141, 14991), (171, 12361), (263, 8037), (423, 4997), (789, 2679), (893, 2367)]