21525285

素因数分解:

$3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{9631}}^1$

素因数の和:9788

約数の個数: 16

約数和(自身を含む): 34675200

約数和(自身を除く): 13149915

約数列:

[1, 3, 5, 15, 149, 447, 745, 2235, 9631, 28893, 48155, 144465, 1435019, 4305057, 7175095, 21525285]

約数ペア:

[(1, 21525285), (3, 7175095), (5, 4305057), (15, 1435019), (149, 144465), (447, 48155), (745, 28893), (2235, 9631)]