21564198

素因数分解:

$2^1\times 3^3\times {\mathrm{241}}^1\times {\mathrm{1657}}^1$

素因数の和:1909

約数の個数: 32

約数和(自身を含む): 48148320

約数和(自身を除く): 26584122

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 241, 482, 723, 1446, 1657, 2169, 3314, 4338, 4971, 6507, 9942, 13014, 14913, 29826, 44739, 89478, 399337, 798674, 1198011, 2396022, 3594033, 7188066, 10782099, 21564198]

約数ペア:

[(1, 21564198), (2, 10782099), (3, 7188066), (6, 3594033), (9, 2396022), (18, 1198011), (27, 798674), (54, 399337), (241, 89478), (482, 44739), (723, 29826), (1446, 14913), (1657, 13014), (2169, 9942), (3314, 6507), (4338, 4971)]