21296534

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41113}}^1$

素因数の和:41159

約数の個数: 16

約数和(自身を含む): 37495968

約数和(自身を除く): 16199434

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 41113, 82226, 287791, 575582, 1521181, 3042362, 10648267, 21296534]

約数ペア:

[(1, 21296534), (2, 10648267), (7, 3042362), (14, 1521181), (37, 575582), (74, 287791), (259, 82226), (518, 41113)]