21834584

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{443}}^1$

素因数の和:611

約数の個数: 32

約数和(自身を含む): 42117840

約数和(自身を除く): 20283256

約数列:

[1, 2, 4, 8, 61, 101, 122, 202, 244, 404, 443, 488, 808, 886, 1772, 3544, 6161, 12322, 24644, 27023, 44743, 49288, 54046, 89486, 108092, 178972, 216184, 357944, 2729323, 5458646, 10917292, 21834584]

約数ペア:

[(1, 21834584), (2, 10917292), (4, 5458646), (8, 2729323), (61, 357944), (101, 216184), (122, 178972), (202, 108092), (244, 89486), (404, 54046), (443, 49288), (488, 44743), (808, 27023), (886, 24644), (1772, 12322), (3544, 6161)]