21497568

素因数分解:

$2^5\times 3^1\times {\mathrm{151}}^1\times {\mathrm{1483}}^1$

素因数の和:1647

約数の個数: 48

約数和(自身を含む): 56843136

約数和(自身を除く): 35345568

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 151, 302, 453, 604, 906, 1208, 1483, 1812, 2416, 2966, 3624, 4449, 4832, 5932, 7248, 8898, 11864, 14496, 17796, 23728, 35592, 47456, 71184, 142368, 223933, 447866, 671799, 895732, 1343598, 1791464, 2687196, 3582928, 5374392, 7165856, 10748784, 21497568]

約数ペア:

[(1, 21497568), (2, 10748784), (3, 7165856), (4, 5374392), (6, 3582928), (8, 2687196), (12, 1791464), (16, 1343598), (24, 895732), (32, 671799), (48, 447866), (96, 223933), (151, 142368), (302, 71184), (453, 47456), (604, 35592), (906, 23728), (1208, 17796), (1483, 14496), (1812, 11864), (2416, 8898), (2966, 7248), (3624, 5932), (4449, 4832)]