21649546561

素因数分解:

${\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{9103}}^1$

素因数の和:9277

約数の個数: 32

約数和(自身を含む): 24226836480

約数和(自身を除く): 2577289919

約数列:

[1, 19, 41, 43, 71, 779, 817, 1349, 1763, 2911, 3053, 9103, 33497, 55309, 58007, 125173, 172957, 373223, 391429, 646313, 2378287, 7091237, 7437151, 12279947, 16048589, 26498833, 27791459, 304923191, 503477827, 528037721, 1139449819, 21649546561]

約数ペア:

[(1, 21649546561), (19, 1139449819), (41, 528037721), (43, 503477827), (71, 304923191), (779, 27791459), (817, 26498833), (1349, 16048589), (1763, 12279947), (2911, 7437151), (3053, 7091237), (9103, 2378287), (33497, 646313), (55309, 391429), (58007, 373223), (125173, 172957)]