21000455514

素因数分解:

$2^1\times 3^2\times {\mathrm{2999}}^1\times {\mathrm{389027}}^1$

素因数の和:392034

約数の個数: 24

約数和(自身を含む): 45516276000

約数和(自身を除く): 24515820486

約数列:

[1, 2, 3, 6, 9, 18, 2999, 5998, 8997, 17994, 26991, 53982, 389027, 778054, 1167081, 2334162, 3501243, 7002486, 1166691973, 2333383946, 3500075919, 7000151838, 10500227757, 21000455514]

約数ペア:

[(1, 21000455514), (2, 10500227757), (3, 7000151838), (6, 3500075919), (9, 2333383946), (18, 1166691973), (2999, 7002486), (5998, 3501243), (8997, 2334162), (17994, 1167081), (26991, 778054), (53982, 389027)]