21334866

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{13729}}^1$

素因数の和:13778

約数の個数: 32

約数和(自身を含む): 50087040

約数和(自身を除く): 28752174

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1554, 13729, 27458, 41187, 82374, 96103, 192206, 288309, 507973, 576618, 1015946, 1523919, 3047838, 3555811, 7111622, 10667433, 21334866]

約数ペア:

[(1, 21334866), (2, 10667433), (3, 7111622), (6, 3555811), (7, 3047838), (14, 1523919), (21, 1015946), (37, 576618), (42, 507973), (74, 288309), (111, 192206), (222, 96103), (259, 82374), (518, 41187), (777, 27458), (1554, 13729)]