21195039

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{5693}}^1$

素因数の和:5786

約数の個数: 16

約数和(自身を含む): 30337632

約数和(自身を除く): 9142593

約数列:

[1, 3, 17, 51, 73, 219, 1241, 3723, 5693, 17079, 96781, 290343, 415589, 1246767, 7065013, 21195039]

約数ペア:

[(1, 21195039), (3, 7065013), (17, 1246767), (51, 415589), (73, 290343), (219, 96781), (1241, 17079), (3723, 5693)]