21911134

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{9721}}^1$

素因数の和:9760

約数の個数: 24

約数和(自身を含む): 39899088

約数和(自身を除く): 17987954

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 161, 322, 1127, 2254, 9721, 19442, 68047, 136094, 223583, 447166, 476329, 952658, 1565081, 3130162, 10955567, 21911134]

約数ペア:

[(1, 21911134), (2, 10955567), (7, 3130162), (14, 1565081), (23, 952658), (46, 476329), (49, 447166), (98, 223583), (161, 136094), (322, 68047), (1127, 19442), (2254, 9721)]