21955758

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{3109}}^1$

素因数の和:3232

約数の個数: 32

約数和(自身を含む): 48366720

約数和(自身を除く): 26410962

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 107, 214, 321, 642, 1177, 2354, 3109, 3531, 6218, 7062, 9327, 18654, 34199, 68398, 102597, 205194, 332663, 665326, 997989, 1995978, 3659293, 7318586, 10977879, 21955758]

約数ペア:

[(1, 21955758), (2, 10977879), (3, 7318586), (6, 3659293), (11, 1995978), (22, 997989), (33, 665326), (66, 332663), (107, 205194), (214, 102597), (321, 68398), (642, 34199), (1177, 18654), (2354, 9327), (3109, 7062), (3531, 6218)]