21814255585

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{4483}}^1$

素因数の和:4678

約数の個数: 64

約数和(自身を含む): 30683473920

約数和(自身を除く): 8869218335

約数列:

[1, 5, 17, 19, 23, 85, 95, 115, 131, 323, 391, 437, 655, 1615, 1955, 2185, 2227, 2489, 3013, 4483, 7429, 11135, 12445, 15065, 22415, 37145, 42313, 51221, 57247, 76211, 85177, 103109, 211565, 256105, 286235, 381055, 425885, 515545, 587273, 973199, 1448009, 1752853, 1959071, 2936365, 4865995, 7240045, 8764265, 9795355, 9983641, 11158187, 13507279, 33304207, 49918205, 55790935, 67536395, 166521035, 189689179, 229623743, 256638301, 948445895, 1148118715, 1283191505, 4362851117, 21814255585]

約数ペア:

[(1, 21814255585), (5, 4362851117), (17, 1283191505), (19, 1148118715), (23, 948445895), (85, 256638301), (95, 229623743), (115, 189689179), (131, 166521035), (323, 67536395), (391, 55790935), (437, 49918205), (655, 33304207), (1615, 13507279), (1955, 11158187), (2185, 9983641), (2227, 9795355), (2489, 8764265), (3013, 7240045), (4483, 4865995), (7429, 2936365), (11135, 1959071), (12445, 1752853), (15065, 1448009), (22415, 973199), (37145, 587273), (42313, 515545), (51221, 425885), (57247, 381055), (76211, 286235), (85177, 256105), (103109, 211565)]