21995766

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{31333}}^1$

素因数の和:31357

約数の個数: 32

約数和(自身を含む): 52641120

約数和(自身を除く): 30645354

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 31333, 62666, 93999, 187998, 281997, 407329, 563994, 814658, 845991, 1221987, 1691982, 2443974, 3665961, 7331922, 10997883, 21995766]

約数ペア:

[(1, 21995766), (2, 10997883), (3, 7331922), (6, 3665961), (9, 2443974), (13, 1691982), (18, 1221987), (26, 845991), (27, 814658), (39, 563994), (54, 407329), (78, 281997), (117, 187998), (234, 93999), (351, 62666), (702, 31333)]