21221646

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{877}}^1$

素因数の和:1028

約数の個数: 32

約数和(自身を含む): 44040480

約数和(自身を除く): 22818834

約数列:

[1, 2, 3, 6, 37, 74, 109, 111, 218, 222, 327, 654, 877, 1754, 2631, 4033, 5262, 8066, 12099, 24198, 32449, 64898, 95593, 97347, 191186, 194694, 286779, 573558, 3536941, 7073882, 10610823, 21221646]

約数ペア:

[(1, 21221646), (2, 10610823), (3, 7073882), (6, 3536941), (37, 573558), (74, 286779), (109, 194694), (111, 191186), (218, 97347), (222, 95593), (327, 64898), (654, 32449), (877, 24198), (1754, 12099), (2631, 8066), (4033, 5262)]