21498082

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{12037}}^1$

素因数の和:12105

約数の個数: 16

約数和(自身を含む): 34669440

約数和(自身を除く): 13171358

約数列:

[1, 2, 19, 38, 47, 94, 893, 1786, 12037, 24074, 228703, 457406, 565739, 1131478, 10749041, 21498082]

約数ペア:

[(1, 21498082), (2, 10749041), (19, 1131478), (38, 565739), (47, 457406), (94, 228703), (893, 24074), (1786, 12037)]