21336770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23447}}^1$

素因数の和:23474

約数の個数: 32

約数和(自身を含む): 47271168

約数和(自身を除く): 25934398

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 23447, 46894, 117235, 164129, 234470, 304811, 328258, 609622, 820645, 1524055, 1641290, 2133677, 3048110, 4267354, 10668385, 21336770]

約数ペア:

[(1, 21336770), (2, 10668385), (5, 4267354), (7, 3048110), (10, 2133677), (13, 1641290), (14, 1524055), (26, 820645), (35, 609622), (65, 328258), (70, 304811), (91, 234470), (130, 164129), (182, 117235), (455, 46894), (910, 23447)]