21764574

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{331}}^1$

素因数の和:633

約数の個数: 48

約数和(自身を含む): 51118704

約数和(自身を除く): 29354130

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 281, 331, 562, 662, 843, 993, 1686, 1986, 2529, 2979, 3653, 4303, 5058, 5958, 7306, 8606, 10959, 12909, 21918, 25818, 32877, 38727, 65754, 77454, 93011, 186022, 279033, 558066, 837099, 1209143, 1674198, 2418286, 3627429, 7254858, 10882287, 21764574]

約数ペア:

[(1, 21764574), (2, 10882287), (3, 7254858), (6, 3627429), (9, 2418286), (13, 1674198), (18, 1209143), (26, 837099), (39, 558066), (78, 279033), (117, 186022), (234, 93011), (281, 77454), (331, 65754), (562, 38727), (662, 32877), (843, 25818), (993, 21918), (1686, 12909), (1986, 10959), (2529, 8606), (2979, 7306), (3653, 5958), (4303, 5058)]