21568818

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{2053}}^1$

素因数の和:2178

約数の個数: 32

約数和(自身を含む): 46141056

約数和(自身を除く): 24572238

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 103, 206, 309, 618, 1751, 2053, 3502, 4106, 5253, 6159, 10506, 12318, 34901, 69802, 104703, 209406, 211459, 422918, 634377, 1268754, 3594803, 7189606, 10784409, 21568818]

約数ペア:

[(1, 21568818), (2, 10784409), (3, 7189606), (6, 3594803), (17, 1268754), (34, 634377), (51, 422918), (102, 211459), (103, 209406), (206, 104703), (309, 69802), (618, 34901), (1751, 12318), (2053, 10506), (3502, 6159), (4106, 5253)]