21724392319

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{733}}^1\times {\mathrm{2239}}^1$

素因数の和:3071

約数の個数: 32

約数和(自身を含む): 26096107520

約数和(自身を除く): 4371715201

約数列:

[1, 7, 31, 61, 217, 427, 733, 1891, 2239, 5131, 13237, 15673, 22723, 44713, 69409, 136579, 159061, 312991, 485863, 956053, 1386103, 1641187, 4233949, 9702721, 11488309, 29637643, 50876797, 100112407, 356137579, 700786849, 3103484617, 21724392319]

約数ペア:

[(1, 21724392319), (7, 3103484617), (31, 700786849), (61, 356137579), (217, 100112407), (427, 50876797), (733, 29637643), (1891, 11488309), (2239, 9702721), (5131, 4233949), (13237, 1641187), (15673, 1386103), (22723, 956053), (44713, 485863), (69409, 312991), (136579, 159061)]