21356262

素因数分解:

$2^1\times 3^2\times {\mathrm{89}}^1\times {\mathrm{13331}}^1$

素因数の和:13428

約数の個数: 24

約数和(自身を含む): 46795320

約数和(自身を除く): 25439058

約数列:

[1, 2, 3, 6, 9, 18, 89, 178, 267, 534, 801, 1602, 13331, 26662, 39993, 79986, 119979, 239958, 1186459, 2372918, 3559377, 7118754, 10678131, 21356262]

約数ペア:

[(1, 21356262), (2, 10678131), (3, 7118754), (6, 3559377), (9, 2372918), (18, 1186459), (89, 239958), (178, 119979), (267, 79986), (534, 39993), (801, 26662), (1602, 13331)]