21619926

素因数分解:

$2^1\times 3^3\times {\mathrm{71}}^1\times {\mathrm{5639}}^1$

素因数の和:5721

約数の個数: 32

約数和(自身を含む): 48729600

約数和(自身を除く): 27109674

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 142, 213, 426, 639, 1278, 1917, 3834, 5639, 11278, 16917, 33834, 50751, 101502, 152253, 304506, 400369, 800738, 1201107, 2402214, 3603321, 7206642, 10809963, 21619926]

約数ペア:

[(1, 21619926), (2, 10809963), (3, 7206642), (6, 3603321), (9, 2402214), (18, 1201107), (27, 800738), (54, 400369), (71, 304506), (142, 152253), (213, 101502), (426, 50751), (639, 33834), (1278, 16917), (1917, 11278), (3834, 5639)]