21086472

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{79873}}^1$

素因数の和:79893

約数の個数: 32

約数和(自身を含む): 57509280

約数和(自身を除く): 36422808

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 79873, 159746, 239619, 319492, 479238, 638984, 878603, 958476, 1757206, 1916952, 2635809, 3514412, 5271618, 7028824, 10543236, 21086472]

約数ペア:

[(1, 21086472), (2, 10543236), (3, 7028824), (4, 5271618), (6, 3514412), (8, 2635809), (11, 1916952), (12, 1757206), (22, 958476), (24, 878603), (33, 638984), (44, 479238), (66, 319492), (88, 239619), (132, 159746), (264, 79873)]