21464030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{1061}}^1$

素因数の和:1109

約数の個数: 48

約数和(自身を含む): 46948896

約数和(自身を除く): 25484866

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 289, 578, 595, 1061, 1190, 1445, 2023, 2122, 2890, 4046, 5305, 7427, 10115, 10610, 14854, 18037, 20230, 36074, 37135, 74270, 90185, 126259, 180370, 252518, 306629, 613258, 631295, 1262590, 1533145, 2146403, 3066290, 4292806, 10732015, 21464030]

約数ペア:

[(1, 21464030), (2, 10732015), (5, 4292806), (7, 3066290), (10, 2146403), (14, 1533145), (17, 1262590), (34, 631295), (35, 613258), (70, 306629), (85, 252518), (119, 180370), (170, 126259), (238, 90185), (289, 74270), (578, 37135), (595, 36074), (1061, 20230), (1190, 18037), (1445, 14854), (2023, 10610), (2122, 10115), (2890, 7427), (4046, 5305)]