21294365355

素因数分解:

$3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{229}}^1\times {\mathrm{28307}}^1$

素因数の和:28620

約数の個数: 48

約数和(自身を含む): 37580568480

約数和(自身を除く): 16286203125

約数列:

[1, 3, 5, 9, 15, 45, 73, 219, 229, 365, 657, 687, 1095, 1145, 2061, 3285, 3435, 10305, 16717, 28307, 50151, 83585, 84921, 141535, 150453, 250755, 254763, 424605, 752265, 1273815, 2066411, 6199233, 6482303, 10332055, 18597699, 19446909, 30996165, 32411515, 58340727, 92988495, 97234545, 291703635, 473208119, 1419624357, 2366040595, 4258873071, 7098121785, 21294365355]

約数ペア:

[(1, 21294365355), (3, 7098121785), (5, 4258873071), (9, 2366040595), (15, 1419624357), (45, 473208119), (73, 291703635), (219, 97234545), (229, 92988495), (365, 58340727), (657, 32411515), (687, 30996165), (1095, 19446909), (1145, 18597699), (2061, 10332055), (3285, 6482303), (3435, 6199233), (10305, 2066411), (16717, 1273815), (28307, 752265), (50151, 424605), (83585, 254763), (84921, 250755), (141535, 150453)]