21548970

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{79811}}^1$

素因数の和:79827

約数の個数: 32

約数和(自身を含む): 57464640

約数和(自身を除く): 35915670

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 79811, 159622, 239433, 399055, 478866, 718299, 798110, 1197165, 1436598, 2154897, 2394330, 3591495, 4309794, 7182990, 10774485, 21548970]

約数ペア:

[(1, 21548970), (2, 10774485), (3, 7182990), (5, 4309794), (6, 3591495), (9, 2394330), (10, 2154897), (15, 1436598), (18, 1197165), (27, 798110), (30, 718299), (45, 478866), (54, 399055), (90, 239433), (135, 159622), (270, 79811)]