21082414

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1$

素因数の和:312

約数の個数: 32

約数和(自身を含む): 34836480

約数和(自身を除く): 13754066

約数列:

[1, 2, 17, 34, 47, 79, 94, 158, 167, 334, 799, 1343, 1598, 2686, 2839, 3713, 5678, 7426, 7849, 13193, 15698, 26386, 63121, 126242, 133433, 224281, 266866, 448562, 620071, 1240142, 10541207, 21082414]

約数ペア:

[(1, 21082414), (2, 10541207), (17, 1240142), (34, 620071), (47, 448562), (79, 266866), (94, 224281), (158, 133433), (167, 126242), (334, 63121), (799, 26386), (1343, 15698), (1598, 13193), (2686, 7849), (2839, 7426), (3713, 5678)]