21203586

素因数分解:

$2^1\times 3^3\times {\mathrm{263}}^1\times {\mathrm{1493}}^1$

素因数の和:1767

約数の個数: 32

約数和(自身を含む): 47329920

約数和(自身を除く): 26126334

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 263, 526, 789, 1493, 1578, 2367, 2986, 4479, 4734, 7101, 8958, 13437, 14202, 26874, 40311, 80622, 392659, 785318, 1177977, 2355954, 3533931, 7067862, 10601793, 21203586]

約数ペア:

[(1, 21203586), (2, 10601793), (3, 7067862), (6, 3533931), (9, 2355954), (18, 1177977), (27, 785318), (54, 392659), (263, 80622), (526, 40311), (789, 26874), (1493, 14202), (1578, 13437), (2367, 8958), (2986, 7101), (4479, 4734)]