21222477

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{2351}}^1$

素因数の和:2433

約数の個数: 24

約数和(自身を含む): 33022080

約数和(自身を除く): 11799603

約数列:

[1, 3, 9, 17, 51, 59, 153, 177, 531, 1003, 2351, 3009, 7053, 9027, 21159, 39967, 119901, 138709, 359703, 416127, 1248381, 2358053, 7074159, 21222477]

約数ペア:

[(1, 21222477), (3, 7074159), (9, 2358053), (17, 1248381), (51, 416127), (59, 359703), (153, 138709), (177, 119901), (531, 39967), (1003, 21159), (2351, 9027), (3009, 7053)]