21342096

素因数分解:

$2^4\times 3^3\times {\mathrm{127}}^1\times {\mathrm{389}}^1$

素因数の和:533

約数の個数: 80

約数和(自身を含む): 61900800

約数和(自身を除く): 40558704

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 127, 144, 216, 254, 381, 389, 432, 508, 762, 778, 1016, 1143, 1167, 1524, 1556, 2032, 2286, 2334, 3048, 3112, 3429, 3501, 4572, 4668, 6096, 6224, 6858, 7002, 9144, 9336, 10503, 13716, 14004, 18288, 18672, 21006, 27432, 28008, 42012, 49403, 54864, 56016, 84024, 98806, 148209, 168048, 197612, 296418, 395224, 444627, 592836, 790448, 889254, 1185672, 1333881, 1778508, 2371344, 2667762, 3557016, 5335524, 7114032, 10671048, 21342096]

約数ペア:

[(1, 21342096), (2, 10671048), (3, 7114032), (4, 5335524), (6, 3557016), (8, 2667762), (9, 2371344), (12, 1778508), (16, 1333881), (18, 1185672), (24, 889254), (27, 790448), (36, 592836), (48, 444627), (54, 395224), (72, 296418), (108, 197612), (127, 168048), (144, 148209), (216, 98806), (254, 84024), (381, 56016), (389, 54864), (432, 49403), (508, 42012), (762, 28008), (778, 27432), (1016, 21006), (1143, 18672), (1167, 18288), (1524, 14004), (1556, 13716), (2032, 10503), (2286, 9336), (2334, 9144), (3048, 7002), (3112, 6858), (3429, 6224), (3501, 6096), (4572, 4668)]