21849135

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{18917}}^1$

素因数の和:18943

約数の個数: 32

約数和(自身を含む): 43587072

約数和(自身を除く): 21737937

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 1155, 18917, 56751, 94585, 132419, 208087, 283755, 397257, 624261, 662095, 1040435, 1456609, 1986285, 3121305, 4369827, 7283045, 21849135]

約数ペア:

[(1, 21849135), (3, 7283045), (5, 4369827), (7, 3121305), (11, 1986285), (15, 1456609), (21, 1040435), (33, 662095), (35, 624261), (55, 397257), (77, 283755), (105, 208087), (165, 132419), (231, 94585), (385, 56751), (1155, 18917)]