21208162

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{8699}}^1$

素因数の和:8777

約数の個数: 16

約数和(自身を含む): 33825600

約数和(自身を除く): 12617438

約数列:

[1, 2, 23, 46, 53, 106, 1219, 2438, 8699, 17398, 200077, 400154, 461047, 922094, 10604081, 21208162]

約数ペア:

[(1, 21208162), (2, 10604081), (23, 922094), (46, 461047), (53, 400154), (106, 200077), (1219, 17398), (2438, 8699)]