21498282

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{91873}}^1$

素因数の和:91894

約数の個数: 24

約数和(自身を含む): 50163204

約数和(自身を除く): 28664922

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 91873, 183746, 275619, 551238, 826857, 1194349, 1653714, 2388698, 3583047, 7166094, 10749141, 21498282]

約数ペア:

[(1, 21498282), (2, 10749141), (3, 7166094), (6, 3583047), (9, 2388698), (13, 1653714), (18, 1194349), (26, 826857), (39, 551238), (78, 275619), (117, 183746), (234, 91873)]