21117072

素因数分解:

$2^4\times 3^1\times {\mathrm{173}}^1\times {\mathrm{2543}}^1$

素因数の和:2727

約数の個数: 40

約数和(自身を含む): 54889344

約数和(自身を除く): 33772272

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 173, 346, 519, 692, 1038, 1384, 2076, 2543, 2768, 4152, 5086, 7629, 8304, 10172, 15258, 20344, 30516, 40688, 61032, 122064, 439939, 879878, 1319817, 1759756, 2639634, 3519512, 5279268, 7039024, 10558536, 21117072]

約数ペア:

[(1, 21117072), (2, 10558536), (3, 7039024), (4, 5279268), (6, 3519512), (8, 2639634), (12, 1759756), (16, 1319817), (24, 879878), (48, 439939), (173, 122064), (346, 61032), (519, 40688), (692, 30516), (1038, 20344), (1384, 15258), (2076, 10172), (2543, 8304), (2768, 7629), (4152, 5086)]