21269862

素因数分解:

$2^1\times 3^2\times {\mathrm{263}}^1\times {\mathrm{4493}}^1$

素因数の和:4764

約数の個数: 24

約数和(自身を含む): 46270224

約数和(自身を除く): 25000362

約数列:

[1, 2, 3, 6, 9, 18, 263, 526, 789, 1578, 2367, 4493, 4734, 8986, 13479, 26958, 40437, 80874, 1181659, 2363318, 3544977, 7089954, 10634931, 21269862]

約数ペア:

[(1, 21269862), (2, 10634931), (3, 7089954), (6, 3544977), (9, 2363318), (18, 1181659), (263, 80874), (526, 40437), (789, 26958), (1578, 13479), (2367, 8986), (4493, 4734)]