21325122

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{277}}^1$

素因数の和:352

約数の個数: 96

約数和(自身を含む): 58286592

約数和(自身を除く): 36961470

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 47, 63, 78, 91, 94, 117, 126, 141, 182, 234, 273, 277, 282, 329, 423, 546, 554, 611, 658, 819, 831, 846, 987, 1222, 1638, 1662, 1833, 1939, 1974, 2493, 2961, 3601, 3666, 3878, 4277, 4986, 5499, 5817, 5922, 7202, 8554, 10803, 10998, 11634, 12831, 13019, 17451, 21606, 25207, 25662, 26038, 32409, 34902, 38493, 39057, 50414, 64818, 75621, 76986, 78114, 91133, 117171, 151242, 169247, 182266, 226863, 234342, 273399, 338494, 453726, 507741, 546798, 820197, 1015482, 1184729, 1523223, 1640394, 2369458, 3046446, 3554187, 7108374, 10662561, 21325122]

約数ペア:

[(1, 21325122), (2, 10662561), (3, 7108374), (6, 3554187), (7, 3046446), (9, 2369458), (13, 1640394), (14, 1523223), (18, 1184729), (21, 1015482), (26, 820197), (39, 546798), (42, 507741), (47, 453726), (63, 338494), (78, 273399), (91, 234342), (94, 226863), (117, 182266), (126, 169247), (141, 151242), (182, 117171), (234, 91133), (273, 78114), (277, 76986), (282, 75621), (329, 64818), (423, 50414), (546, 39057), (554, 38493), (611, 34902), (658, 32409), (819, 26038), (831, 25662), (846, 25207), (987, 21606), (1222, 17451), (1638, 13019), (1662, 12831), (1833, 11634), (1939, 10998), (1974, 10803), (2493, 8554), (2961, 7202), (3601, 5922), (3666, 5817), (3878, 5499), (4277, 4986)]