21710296

素因数分解:

$2^3\times {\mathrm{163}}^1\times {\mathrm{16649}}^1$

素因数の和:16818

約数の個数: 16

約数和(自身を含む): 40959000

約数和(自身を除く): 19248704

約数列:

[1, 2, 4, 8, 163, 326, 652, 1304, 16649, 33298, 66596, 133192, 2713787, 5427574, 10855148, 21710296]

約数ペア:

[(1, 21710296), (2, 10855148), (4, 5427574), (8, 2713787), (163, 133192), (326, 66596), (652, 33298), (1304, 16649)]