21238536

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{80449}}^1$

素因数の和:80469

約数の個数: 32

約数和(自身を含む): 57924000

約数和(自身を除く): 36685464

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 80449, 160898, 241347, 321796, 482694, 643592, 884939, 965388, 1769878, 1930776, 2654817, 3539756, 5309634, 7079512, 10619268, 21238536]

約数ペア:

[(1, 21238536), (2, 10619268), (3, 7079512), (4, 5309634), (6, 3539756), (8, 2654817), (11, 1930776), (12, 1769878), (22, 965388), (24, 884939), (33, 643592), (44, 482694), (66, 321796), (88, 241347), (132, 160898), (264, 80449)]