21000456814

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{2477}}^1\times {\mathrm{71849}}^1$

素因数の和:74387

約数の個数: 16

約数和(自身を含む): 32047974000

約数和(自身を除く): 11047517186

約数列:

[1, 2, 59, 118, 2477, 4954, 71849, 143698, 146143, 292286, 4239091, 8478182, 177969973, 355939946, 10500228407, 21000456814]

約数ペア:

[(1, 21000456814), (2, 10500228407), (59, 355939946), (118, 177969973), (2477, 8478182), (4954, 4239091), (71849, 292286), (143698, 146143)]