21252996863

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{463}}^1\times {\mathrm{152501}}^1$

素因数の和:153014

約数の個数: 16

約数和(自身を含む): 24907846656

約数和(自身を除く): 3654849793

約数列:

[1, 7, 43, 301, 463, 3241, 19909, 139363, 152501, 1067507, 6557543, 45902801, 70607963, 494255741, 3036142409, 21252996863]

約数ペア:

[(1, 21252996863), (7, 3036142409), (43, 494255741), (301, 70607963), (463, 45902801), (3241, 6557543), (19909, 1067507), (139363, 152501)]