21556944

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{7879}}^1$

素因数の和:7912

約数の個数: 60

約数和(自身を含む): 63512800

約数和(自身を除く): 41955856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 72, 76, 114, 144, 152, 171, 228, 304, 342, 456, 684, 912, 1368, 2736, 7879, 15758, 23637, 31516, 47274, 63032, 70911, 94548, 126064, 141822, 149701, 189096, 283644, 299402, 378192, 449103, 567288, 598804, 898206, 1134576, 1197608, 1347309, 1796412, 2395216, 2694618, 3592824, 5389236, 7185648, 10778472, 21556944]

約数ペア:

[(1, 21556944), (2, 10778472), (3, 7185648), (4, 5389236), (6, 3592824), (8, 2694618), (9, 2395216), (12, 1796412), (16, 1347309), (18, 1197608), (19, 1134576), (24, 898206), (36, 598804), (38, 567288), (48, 449103), (57, 378192), (72, 299402), (76, 283644), (114, 189096), (144, 149701), (152, 141822), (171, 126064), (228, 94548), (304, 70911), (342, 63032), (456, 47274), (684, 31516), (912, 23637), (1368, 15758), (2736, 7879)]