21464493

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{1549}}^1$

素因数の和:1732

約数の個数: 16

約数和(自身を含む): 29760000

約数和(自身を除く): 8295507

約数列:

[1, 3, 31, 93, 149, 447, 1549, 4619, 4647, 13857, 48019, 144057, 230801, 692403, 7154831, 21464493]

約数ペア:

[(1, 21464493), (3, 7154831), (31, 692403), (93, 230801), (149, 144057), (447, 48019), (1549, 13857), (4619, 4647)]