210004557

素因数分解:

$3^1\times 7^1\times {\mathrm{1447}}^1\times {\mathrm{6911}}^1$

素因数の和:8368

約数の個数: 16

約数和(自身を含む): 320274432

約数和(自身を除く): 110269875

約数列:

[1, 3, 7, 21, 1447, 4341, 6911, 10129, 20733, 30387, 48377, 145131, 10000217, 30000651, 70001519, 210004557]

約数ペア:

[(1, 210004557), (3, 70001519), (7, 30000651), (21, 10000217), (1447, 145131), (4341, 48377), (6911, 30387), (10129, 20733)]