21743478

素因数分解:

$2^1\times 3^4\times {\mathrm{134219}}^1$

素因数の和:134233

約数の個数: 20

約数和(自身を含む): 48721860

約数和(自身を除く): 26978382

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 134219, 268438, 402657, 805314, 1207971, 2415942, 3623913, 7247826, 10871739, 21743478]

約数ペア:

[(1, 21743478), (2, 10871739), (3, 7247826), (6, 3623913), (9, 2415942), (18, 1207971), (27, 805314), (54, 402657), (81, 268438), (162, 134219)]