21510325759

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1\times {\mathrm{4289}}^1$

素因数の和:4635

約数の個数: 32

約数和(自身を含む): 24518894400

約数和(自身を除く): 3008568641

約数列:

[1, 13, 29, 53, 251, 377, 689, 1537, 3263, 4289, 7279, 13303, 19981, 55757, 94627, 124381, 172939, 227317, 385787, 1076539, 1616953, 2955121, 5015231, 6592193, 13995007, 31219631, 57056567, 85698509, 405855203, 741735371, 1654640443, 21510325759]

約数ペア:

[(1, 21510325759), (13, 1654640443), (29, 741735371), (53, 405855203), (251, 85698509), (377, 57056567), (689, 31219631), (1537, 13995007), (3263, 6592193), (4289, 5015231), (7279, 2955121), (13303, 1616953), (19981, 1076539), (55757, 385787), (94627, 227317), (124381, 172939)]