21855400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{233}}^1$

素因数の和:323

約数の個数: 96

約数和(自身を含む): 59192640

約数和(自身を除く): 37337240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 67, 70, 100, 134, 140, 175, 200, 233, 268, 280, 335, 350, 466, 469, 536, 670, 700, 932, 938, 1165, 1340, 1400, 1631, 1675, 1864, 1876, 2330, 2345, 2680, 3262, 3350, 3752, 4660, 4690, 5825, 6524, 6700, 8155, 9320, 9380, 11650, 11725, 13048, 13400, 15611, 16310, 18760, 23300, 23450, 31222, 32620, 40775, 46600, 46900, 62444, 65240, 78055, 81550, 93800, 109277, 124888, 156110, 163100, 218554, 312220, 326200, 390275, 437108, 546385, 624440, 780550, 874216, 1092770, 1561100, 2185540, 2731925, 3122200, 4371080, 5463850, 10927700, 21855400]

約数ペア:

[(1, 21855400), (2, 10927700), (4, 5463850), (5, 4371080), (7, 3122200), (8, 2731925), (10, 2185540), (14, 1561100), (20, 1092770), (25, 874216), (28, 780550), (35, 624440), (40, 546385), (50, 437108), (56, 390275), (67, 326200), (70, 312220), (100, 218554), (134, 163100), (140, 156110), (175, 124888), (200, 109277), (233, 93800), (268, 81550), (280, 78055), (335, 65240), (350, 62444), (466, 46900), (469, 46600), (536, 40775), (670, 32620), (700, 31222), (932, 23450), (938, 23300), (1165, 18760), (1340, 16310), (1400, 15611), (1631, 13400), (1675, 13048), (1864, 11725), (1876, 11650), (2330, 9380), (2345, 9320), (2680, 8155), (3262, 6700), (3350, 6524), (3752, 5825), (4660, 4690)]