21285942

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1723}}^1$

素因数の和:1828

約数の個数: 32

約数和(自身を含む): 44686080

約数和(自身を除く): 23400138

約数列:

[1, 2, 3, 6, 29, 58, 71, 87, 142, 174, 213, 426, 1723, 2059, 3446, 4118, 5169, 6177, 10338, 12354, 49967, 99934, 122333, 149901, 244666, 299802, 366999, 733998, 3547657, 7095314, 10642971, 21285942]

約数ペア:

[(1, 21285942), (2, 10642971), (3, 7095314), (6, 3547657), (29, 733998), (58, 366999), (71, 299802), (87, 244666), (142, 149901), (174, 122333), (213, 99934), (426, 49967), (1723, 12354), (2059, 10338), (3446, 6177), (4118, 5169)]