21500028

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{54293}}^1$

素因数の和:54314

約数の個数: 36

約数和(自身を含む): 59289048

約数和(自身を除く): 37789020

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 54293, 108586, 162879, 217172, 325758, 488637, 597223, 651516, 977274, 1194446, 1791669, 1954548, 2388892, 3583338, 5375007, 7166676, 10750014, 21500028]

約数ペア:

[(1, 21500028), (2, 10750014), (3, 7166676), (4, 5375007), (6, 3583338), (9, 2388892), (11, 1954548), (12, 1791669), (18, 1194446), (22, 977274), (33, 651516), (36, 597223), (44, 488637), (66, 325758), (99, 217172), (132, 162879), (198, 108586), (396, 54293)]