21094421686

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{9115999}}^1$

素因数の和:9116103

約数の個数: 16

約数和(自身を含む): 34458480000

約数和(自身を除く): 13364058314

約数列:

[1, 2, 13, 26, 89, 178, 1157, 2314, 9115999, 18231998, 118507987, 237015974, 811323911, 1622647822, 10547210843, 21094421686]

約数ペア:

[(1, 21094421686), (2, 10547210843), (13, 1622647822), (26, 811323911), (89, 237015974), (178, 118507987), (1157, 18231998), (2314, 9115999)]