21202233

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:150

約数の個数: 48

約数和(自身を含む): 33730560

約数和(自身を除く): 12528327

約数列:

[1, 3, 13, 19, 31, 39, 57, 71, 93, 169, 213, 247, 403, 507, 589, 741, 923, 1209, 1349, 1767, 2201, 2769, 3211, 4047, 5239, 6603, 7657, 9633, 11999, 15717, 17537, 22971, 28613, 35997, 41819, 52611, 85839, 99541, 125457, 227981, 298623, 371969, 543647, 683943, 1115907, 1630941, 7067411, 21202233]

約数ペア:

[(1, 21202233), (3, 7067411), (13, 1630941), (19, 1115907), (31, 683943), (39, 543647), (57, 371969), (71, 298623), (93, 227981), (169, 125457), (213, 99541), (247, 85839), (403, 52611), (507, 41819), (589, 35997), (741, 28613), (923, 22971), (1209, 17537), (1349, 15717), (1767, 11999), (2201, 9633), (2769, 7657), (3211, 6603), (4047, 5239)]