21371796

素因数分解:

$2^2\times 3^3\times {\mathrm{197887}}^1$

素因数の和:197900

約数の個数: 24

約数和(自身を含む): 55408640

約数和(自身を除く): 34036844

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 197887, 395774, 593661, 791548, 1187322, 1780983, 2374644, 3561966, 5342949, 7123932, 10685898, 21371796]

約数ペア:

[(1, 21371796), (2, 10685898), (3, 7123932), (4, 5342949), (6, 3561966), (9, 2374644), (12, 1780983), (18, 1187322), (27, 791548), (36, 593661), (54, 395774), (108, 197887)]