2021119974

素因数分解:

$2^1\times 3^2\times {\mathrm{277}}^1\times {\mathrm{457}}^1\times {\mathrm{887}}^1$

素因数の和:1629

約数の個数: 48

約数和(自身を含む): 4409484768

約数和(自身を除く): 2388364794

約数列:

[1, 2, 3, 6, 9, 18, 277, 457, 554, 831, 887, 914, 1371, 1662, 1774, 2493, 2661, 2742, 4113, 4986, 5322, 7983, 8226, 15966, 126589, 245699, 253178, 379767, 405359, 491398, 737097, 759534, 810718, 1139301, 1216077, 1474194, 2211291, 2278602, 2432154, 3648231, 4422582, 7296462, 112284443, 224568886, 336853329, 673706658, 1010559987, 2021119974]

約数ペア:

[(1, 2021119974), (2, 1010559987), (3, 673706658), (6, 336853329), (9, 224568886), (18, 112284443), (277, 7296462), (457, 4422582), (554, 3648231), (831, 2432154), (887, 2278602), (914, 2211291), (1371, 1474194), (1662, 1216077), (1774, 1139301), (2493, 810718), (2661, 759534), (2742, 737097), (4113, 491398), (4986, 405359), (5322, 379767), (7983, 253178), (8226, 245699), (15966, 126589)]