21683288

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{3119}}^1$

素因数の和:3215

約数の個数: 32

約数和(自身を含む): 44928000

約数和(自身を除く): 23244712

約数列:

[1, 2, 4, 8, 11, 22, 44, 79, 88, 158, 316, 632, 869, 1738, 3119, 3476, 6238, 6952, 12476, 24952, 34309, 68618, 137236, 246401, 274472, 492802, 985604, 1971208, 2710411, 5420822, 10841644, 21683288]

約数ペア:

[(1, 21683288), (2, 10841644), (4, 5420822), (8, 2710411), (11, 1971208), (22, 985604), (44, 492802), (79, 274472), (88, 246401), (158, 137236), (316, 68618), (632, 34309), (869, 24952), (1738, 12476), (3119, 6952), (3476, 6238)]