22131978

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{4723}}^1$

素因数の和:4810

約数の個数: 32

約数和(自身を含む): 48978432

約数和(自身を除く): 26846454

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 71, 142, 213, 426, 781, 1562, 2343, 4686, 4723, 9446, 14169, 28338, 51953, 103906, 155859, 311718, 335333, 670666, 1005999, 2011998, 3688663, 7377326, 11065989, 22131978]

約数ペア:

[(1, 22131978), (2, 11065989), (3, 7377326), (6, 3688663), (11, 2011998), (22, 1005999), (33, 670666), (66, 335333), (71, 311718), (142, 155859), (213, 103906), (426, 51953), (781, 28338), (1562, 14169), (2343, 9446), (4686, 4723)]