21277494

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{168869}}^1$

素因数の和:168884

約数の個数: 24

約数和(自身を含む): 52687440

約数和(自身を除く): 31409946

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 168869, 337738, 506607, 1013214, 1182083, 1519821, 2364166, 3039642, 3546249, 7092498, 10638747, 21277494]

約数ペア:

[(1, 21277494), (2, 10638747), (3, 7092498), (6, 3546249), (7, 3039642), (9, 2364166), (14, 1519821), (18, 1182083), (21, 1013214), (42, 506607), (63, 337738), (126, 168869)]