21875568

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3187}}^1$

素因数の和:3222

約数の個数: 80

約数和(自身を含む): 66412416

約数和(自身を除く): 44536848

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 33, 39, 44, 48, 52, 66, 78, 88, 104, 132, 143, 156, 176, 208, 264, 286, 312, 429, 528, 572, 624, 858, 1144, 1716, 2288, 3187, 3432, 6374, 6864, 9561, 12748, 19122, 25496, 35057, 38244, 41431, 50992, 70114, 76488, 82862, 105171, 124293, 140228, 152976, 165724, 210342, 248586, 280456, 331448, 420684, 455741, 497172, 560912, 662896, 841368, 911482, 994344, 1367223, 1682736, 1822964, 1988688, 2734446, 3645928, 5468892, 7291856, 10937784, 21875568]

約数ペア:

[(1, 21875568), (2, 10937784), (3, 7291856), (4, 5468892), (6, 3645928), (8, 2734446), (11, 1988688), (12, 1822964), (13, 1682736), (16, 1367223), (22, 994344), (24, 911482), (26, 841368), (33, 662896), (39, 560912), (44, 497172), (48, 455741), (52, 420684), (66, 331448), (78, 280456), (88, 248586), (104, 210342), (132, 165724), (143, 152976), (156, 140228), (176, 124293), (208, 105171), (264, 82862), (286, 76488), (312, 70114), (429, 50992), (528, 41431), (572, 38244), (624, 35057), (858, 25496), (1144, 19122), (1716, 12748), (2288, 9561), (3187, 6864), (3432, 6374)]