21414870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{859}}^1$

素因数の和:1149

約数の個数: 48

約数和(自身を含む): 55944720

約数和(自身を除く): 34529850

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 277, 554, 831, 859, 1385, 1662, 1718, 2493, 2577, 2770, 4155, 4295, 4986, 5154, 7731, 8310, 8590, 12465, 12885, 15462, 24930, 25770, 38655, 77310, 237943, 475886, 713829, 1189715, 1427658, 2141487, 2379430, 3569145, 4282974, 7138290, 10707435, 21414870]

約数ペア:

[(1, 21414870), (2, 10707435), (3, 7138290), (5, 4282974), (6, 3569145), (9, 2379430), (10, 2141487), (15, 1427658), (18, 1189715), (30, 713829), (45, 475886), (90, 237943), (277, 77310), (554, 38655), (831, 25770), (859, 24930), (1385, 15462), (1662, 12885), (1718, 12465), (2493, 8590), (2577, 8310), (2770, 7731), (4155, 5154), (4295, 4986)]