21339078

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{1531}}^1$

素因数の和:1660

約数の個数: 32

約数和(自身を含む): 45004032

約数和(自身を除く): 23664954

約数列:

[1, 2, 3, 6, 23, 46, 69, 101, 138, 202, 303, 606, 1531, 2323, 3062, 4593, 4646, 6969, 9186, 13938, 35213, 70426, 105639, 154631, 211278, 309262, 463893, 927786, 3556513, 7113026, 10669539, 21339078]

約数ペア:

[(1, 21339078), (2, 10669539), (3, 7113026), (6, 3556513), (23, 927786), (46, 463893), (69, 309262), (101, 211278), (138, 154631), (202, 105639), (303, 70426), (606, 35213), (1531, 13938), (2323, 9186), (3062, 6969), (4593, 4646)]