21092562

素因数分解:

$2^1\times 3^4\times {\mathrm{130201}}^1$

素因数の和:130215

約数の個数: 20

約数和(自身を含む): 47263326

約数和(自身を除く): 26170764

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 130201, 260402, 390603, 781206, 1171809, 2343618, 3515427, 7030854, 10546281, 21092562]

約数ペア:

[(1, 21092562), (2, 10546281), (3, 7030854), (6, 3515427), (9, 2343618), (18, 1171809), (27, 781206), (54, 390603), (81, 260402), (162, 130201)]