21504124

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{2917}}^1$

素因数の和:3037

約数の個数: 24

約数和(自身を含む): 40034960

約数和(自身を除く): 18530836

約数列:

[1, 2, 4, 19, 38, 76, 97, 194, 388, 1843, 2917, 3686, 5834, 7372, 11668, 55423, 110846, 221692, 282949, 565898, 1131796, 5376031, 10752062, 21504124]

約数ペア:

[(1, 21504124), (2, 10752062), (4, 5376031), (19, 1131796), (38, 565898), (76, 282949), (97, 221692), (194, 110846), (388, 55423), (1843, 11668), (2917, 7372), (3686, 5834)]