21614571

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{11491}}^1$

素因数の和:11527

約数の個数: 24

約数和(自身を含む): 35855040

約数和(自身を除く): 14240469

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1881, 11491, 34473, 103419, 126401, 218329, 379203, 654987, 1137609, 1964961, 2401619, 7204857, 21614571]

約数ペア:

[(1, 21614571), (3, 7204857), (9, 2401619), (11, 1964961), (19, 1137609), (33, 654987), (57, 379203), (99, 218329), (171, 126401), (209, 103419), (627, 34473), (1881, 11491)]