21040434

素因数分解:

$2^1\times 3^2\times {\mathrm{131}}^1\times {\mathrm{8923}}^1$

素因数の和:9062

約数の個数: 24

約数和(自身を含む): 45940752

約数和(自身を除く): 24900318

約数列:

[1, 2, 3, 6, 9, 18, 131, 262, 393, 786, 1179, 2358, 8923, 17846, 26769, 53538, 80307, 160614, 1168913, 2337826, 3506739, 7013478, 10520217, 21040434]

約数ペア:

[(1, 21040434), (2, 10520217), (3, 7013478), (6, 3506739), (9, 2337826), (18, 1168913), (131, 160614), (262, 80307), (393, 53538), (786, 26769), (1179, 17846), (2358, 8923)]