21695691

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{2953}}^1$

素因数の和:3066

約数の個数: 16

約数和(自身を含む): 30248960

約数和(自身を除く): 8553269

約数列:

[1, 3, 31, 79, 93, 237, 2449, 2953, 7347, 8859, 91543, 233287, 274629, 699861, 7231897, 21695691]

約数ペア:

[(1, 21695691), (3, 7231897), (31, 699861), (79, 274629), (93, 233287), (237, 91543), (2449, 8859), (2953, 7347)]