21939624

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{431}}^1$

素因数の和:551

約数の個数: 96

約数和(自身を含む): 68739840

約数和(自身を除く): 46800216

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 101, 126, 168, 202, 252, 303, 404, 431, 504, 606, 707, 808, 862, 909, 1212, 1293, 1414, 1724, 1818, 2121, 2424, 2586, 2828, 3017, 3448, 3636, 3879, 4242, 5172, 5656, 6034, 6363, 7272, 7758, 8484, 9051, 10344, 12068, 12726, 15516, 16968, 18102, 24136, 25452, 27153, 31032, 36204, 43531, 50904, 54306, 72408, 87062, 108612, 130593, 174124, 217224, 261186, 304717, 348248, 391779, 522372, 609434, 783558, 914151, 1044744, 1218868, 1567116, 1828302, 2437736, 2742453, 3134232, 3656604, 5484906, 7313208, 10969812, 21939624]

約数ペア:

[(1, 21939624), (2, 10969812), (3, 7313208), (4, 5484906), (6, 3656604), (7, 3134232), (8, 2742453), (9, 2437736), (12, 1828302), (14, 1567116), (18, 1218868), (21, 1044744), (24, 914151), (28, 783558), (36, 609434), (42, 522372), (56, 391779), (63, 348248), (72, 304717), (84, 261186), (101, 217224), (126, 174124), (168, 130593), (202, 108612), (252, 87062), (303, 72408), (404, 54306), (431, 50904), (504, 43531), (606, 36204), (707, 31032), (808, 27153), (862, 25452), (909, 24136), (1212, 18102), (1293, 16968), (1414, 15516), (1724, 12726), (1818, 12068), (2121, 10344), (2424, 9051), (2586, 8484), (2828, 7758), (3017, 7272), (3448, 6363), (3636, 6034), (3879, 5656), (4242, 5172)]