21244713

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{59509}}^1$

素因数の和:59536

約数の個数: 16

約数和(自身を含む): 34277760

約数和(自身を除く): 13033047

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 59509, 178527, 416563, 1011653, 1249689, 3034959, 7081571, 21244713]

約数ペア:

[(1, 21244713), (3, 7081571), (7, 3034959), (17, 1249689), (21, 1011653), (51, 416563), (119, 178527), (357, 59509)]