21919188

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{773}}^1$

素因数の和:936

約数の個数: 48

約数和(自身を含む): 54613440

約数和(自身を除く): 32694252

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 139, 204, 278, 417, 556, 773, 834, 1546, 1668, 2319, 2363, 3092, 4638, 4726, 7089, 9276, 9452, 13141, 14178, 26282, 28356, 39423, 52564, 78846, 107447, 157692, 214894, 322341, 429788, 644682, 1289364, 1826599, 3653198, 5479797, 7306396, 10959594, 21919188]

約数ペア:

[(1, 21919188), (2, 10959594), (3, 7306396), (4, 5479797), (6, 3653198), (12, 1826599), (17, 1289364), (34, 644682), (51, 429788), (68, 322341), (102, 214894), (139, 157692), (204, 107447), (278, 78846), (417, 52564), (556, 39423), (773, 28356), (834, 26282), (1546, 14178), (1668, 13141), (2319, 9452), (2363, 9276), (3092, 7089), (4638, 4726)]