21168826

素因数分解:

$2^1\times 7^1\times {\mathrm{1201}}^1\times {\mathrm{1259}}^1$

素因数の和:2469

約数の個数: 16

約数和(自身を含む): 36348480

約数和(自身を除く): 15179654

約数列:

[1, 2, 7, 14, 1201, 1259, 2402, 2518, 8407, 8813, 16814, 17626, 1512059, 3024118, 10584413, 21168826]

約数ペア:

[(1, 21168826), (2, 10584413), (7, 3024118), (14, 1512059), (1201, 17626), (1259, 16814), (2402, 8813), (2518, 8407)]