21337272

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{929}}^1$

素因数の和:981

約数の個数: 96

約数和(自身を含む): 65286000

約数和(自身を除く): 43948728

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 29, 33, 36, 44, 58, 66, 72, 87, 88, 99, 116, 132, 174, 198, 232, 261, 264, 319, 348, 396, 522, 638, 696, 792, 929, 957, 1044, 1276, 1858, 1914, 2088, 2552, 2787, 2871, 3716, 3828, 5574, 5742, 7432, 7656, 8361, 10219, 11148, 11484, 16722, 20438, 22296, 22968, 26941, 30657, 33444, 40876, 53882, 61314, 66888, 80823, 81752, 91971, 107764, 122628, 161646, 183942, 215528, 242469, 245256, 296351, 323292, 367884, 484938, 592702, 646584, 735768, 889053, 969876, 1185404, 1778106, 1939752, 2370808, 2667159, 3556212, 5334318, 7112424, 10668636, 21337272]

約数ペア:

[(1, 21337272), (2, 10668636), (3, 7112424), (4, 5334318), (6, 3556212), (8, 2667159), (9, 2370808), (11, 1939752), (12, 1778106), (18, 1185404), (22, 969876), (24, 889053), (29, 735768), (33, 646584), (36, 592702), (44, 484938), (58, 367884), (66, 323292), (72, 296351), (87, 245256), (88, 242469), (99, 215528), (116, 183942), (132, 161646), (174, 122628), (198, 107764), (232, 91971), (261, 81752), (264, 80823), (319, 66888), (348, 61314), (396, 53882), (522, 40876), (638, 33444), (696, 30657), (792, 26941), (929, 22968), (957, 22296), (1044, 20438), (1276, 16722), (1858, 11484), (1914, 11148), (2088, 10219), (2552, 8361), (2787, 7656), (2871, 7432), (3716, 5742), (3828, 5574)]