21914334

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:127

約数の個数: 128

約数和(自身を含む): 58060800

約数和(自身を除く): 36146466

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 27, 31, 38, 39, 53, 54, 57, 62, 78, 93, 106, 114, 117, 159, 171, 186, 234, 247, 279, 318, 342, 351, 403, 477, 494, 513, 558, 589, 689, 702, 741, 806, 837, 954, 1007, 1026, 1178, 1209, 1378, 1431, 1482, 1643, 1674, 1767, 2014, 2067, 2223, 2418, 2862, 3021, 3286, 3534, 3627, 4134, 4446, 4929, 5301, 6042, 6201, 6669, 7254, 7657, 9063, 9858, 10602, 10881, 12402, 13091, 13338, 14787, 15314, 15903, 18126, 18603, 21359, 21762, 22971, 26182, 27189, 29574, 31217, 31806, 37206, 39273, 42718, 44361, 45942, 54378, 62434, 64077, 68913, 78546, 88722, 93651, 117819, 128154, 137826, 187302, 192231, 206739, 235638, 280953, 353457, 384462, 405821, 413478, 561906, 576693, 706914, 811642, 842859, 1153386, 1217463, 1685718, 2434926, 3652389, 7304778, 10957167, 21914334]

約数ペア:

[(1, 21914334), (2, 10957167), (3, 7304778), (6, 3652389), (9, 2434926), (13, 1685718), (18, 1217463), (19, 1153386), (26, 842859), (27, 811642), (31, 706914), (38, 576693), (39, 561906), (53, 413478), (54, 405821), (57, 384462), (62, 353457), (78, 280953), (93, 235638), (106, 206739), (114, 192231), (117, 187302), (159, 137826), (171, 128154), (186, 117819), (234, 93651), (247, 88722), (279, 78546), (318, 68913), (342, 64077), (351, 62434), (403, 54378), (477, 45942), (494, 44361), (513, 42718), (558, 39273), (589, 37206), (689, 31806), (702, 31217), (741, 29574), (806, 27189), (837, 26182), (954, 22971), (1007, 21762), (1026, 21359), (1178, 18603), (1209, 18126), (1378, 15903), (1431, 15314), (1482, 14787), (1643, 13338), (1674, 13091), (1767, 12402), (2014, 10881), (2067, 10602), (2223, 9858), (2418, 9063), (2862, 7657), (3021, 7254), (3286, 6669), (3534, 6201), (3627, 6042), (4134, 5301), (4446, 4929)]