21473160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1409}}^1$

素因数の和:1550

約数の個数: 64

約数和(自身を含む): 64972800

約数和(自身を除く): 43499640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 127, 254, 381, 508, 635, 762, 1016, 1270, 1409, 1524, 1905, 2540, 2818, 3048, 3810, 4227, 5080, 5636, 7045, 7620, 8454, 11272, 14090, 15240, 16908, 21135, 28180, 33816, 42270, 56360, 84540, 169080, 178943, 357886, 536829, 715772, 894715, 1073658, 1431544, 1789430, 2147316, 2684145, 3578860, 4294632, 5368290, 7157720, 10736580, 21473160]

約数ペア:

[(1, 21473160), (2, 10736580), (3, 7157720), (4, 5368290), (5, 4294632), (6, 3578860), (8, 2684145), (10, 2147316), (12, 1789430), (15, 1431544), (20, 1073658), (24, 894715), (30, 715772), (40, 536829), (60, 357886), (120, 178943), (127, 169080), (254, 84540), (381, 56360), (508, 42270), (635, 33816), (762, 28180), (1016, 21135), (1270, 16908), (1409, 15240), (1524, 14090), (1905, 11272), (2540, 8454), (2818, 7620), (3048, 7045), (3810, 5636), (4227, 5080)]