21063308

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{32707}}^1$

素因数の和:32741

約数の個数: 24

約数和(自身を含む): 43959552

約数和(自身を除く): 22896244

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 32707, 65414, 130828, 228949, 457898, 752261, 915796, 1504522, 3009044, 5265827, 10531654, 21063308]

約数ペア:

[(1, 21063308), (2, 10531654), (4, 5265827), (7, 3009044), (14, 1504522), (23, 915796), (28, 752261), (46, 457898), (92, 228949), (161, 130828), (322, 65414), (644, 32707)]