21499896

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{81439}}^1$

素因数の和:81459

約数の個数: 32

約数和(自身を含む): 58636800

約数和(自身を除く): 37136904

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 81439, 162878, 244317, 325756, 488634, 651512, 895829, 977268, 1791658, 1954536, 2687487, 3583316, 5374974, 7166632, 10749948, 21499896]

約数ペア:

[(1, 21499896), (2, 10749948), (3, 7166632), (4, 5374974), (6, 3583316), (8, 2687487), (11, 1954536), (12, 1791658), (22, 977268), (24, 895829), (33, 651512), (44, 488634), (66, 325756), (88, 244317), (132, 162878), (264, 81439)]