21192858

素因数分解:

$2^1\times 3^2\times {\mathrm{89}}^1\times {\mathrm{13229}}^1$

素因数の和:13326

約数の個数: 24

約数和(自身を含む): 46437300

約数和(自身を除く): 25244442

約数列:

[1, 2, 3, 6, 9, 18, 89, 178, 267, 534, 801, 1602, 13229, 26458, 39687, 79374, 119061, 238122, 1177381, 2354762, 3532143, 7064286, 10596429, 21192858]

約数ペア:

[(1, 21192858), (2, 10596429), (3, 7064286), (6, 3532143), (9, 2354762), (18, 1177381), (89, 238122), (178, 119061), (267, 79374), (534, 39687), (801, 26458), (1602, 13229)]