21458964

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2843}}^1$

素因数の和:2904

約数の個数: 48

約数和(自身を含む): 54468288

約数和(自身を除く): 33009324

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 37, 51, 68, 74, 102, 111, 148, 204, 222, 444, 629, 1258, 1887, 2516, 2843, 3774, 5686, 7548, 8529, 11372, 17058, 34116, 48331, 96662, 105191, 144993, 193324, 210382, 289986, 315573, 420764, 579972, 631146, 1262292, 1788247, 3576494, 5364741, 7152988, 10729482, 21458964]

約数ペア:

[(1, 21458964), (2, 10729482), (3, 7152988), (4, 5364741), (6, 3576494), (12, 1788247), (17, 1262292), (34, 631146), (37, 579972), (51, 420764), (68, 315573), (74, 289986), (102, 210382), (111, 193324), (148, 144993), (204, 105191), (222, 96662), (444, 48331), (629, 34116), (1258, 17058), (1887, 11372), (2516, 8529), (2843, 7548), (3774, 5686)]