21808536

素因数分解:

$2^3\times 3^1\times {\mathrm{743}}^1\times {\mathrm{1223}}^1$

素因数の和:1975

約数の個数: 32

約数和(自身を含む): 54639360

約数和(自身を除く): 32830824

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 743, 1223, 1486, 2229, 2446, 2972, 3669, 4458, 4892, 5944, 7338, 8916, 9784, 14676, 17832, 29352, 908689, 1817378, 2726067, 3634756, 5452134, 7269512, 10904268, 21808536]

約数ペア:

[(1, 21808536), (2, 10904268), (3, 7269512), (4, 5452134), (6, 3634756), (8, 2726067), (12, 1817378), (24, 908689), (743, 29352), (1223, 17832), (1486, 14676), (2229, 9784), (2446, 8916), (2972, 7338), (3669, 5944), (4458, 4892)]