15214521

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{23371}}^1$

素因数の和:23412

約数の個数: 16

約数和(自身を含む): 23932928

約数和(自身を除く): 8718407

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 23371, 70113, 163597, 490791, 724501, 2173503, 5071507, 15214521]

約数ペア:

[(1, 15214521), (3, 5071507), (7, 2173503), (21, 724501), (31, 490791), (93, 163597), (217, 70113), (651, 23371)]