21119024

素因数分解:

$2^4\times {\mathrm{1013}}^1\times {\mathrm{1303}}^1$

素因数の和:2324

約数の個数: 20

約数和(自身を含む): 40989936

約数和(自身を除く): 19870912

約数列:

[1, 2, 4, 8, 16, 1013, 1303, 2026, 2606, 4052, 5212, 8104, 10424, 16208, 20848, 1319939, 2639878, 5279756, 10559512, 21119024]

約数ペア:

[(1, 21119024), (2, 10559512), (4, 5279756), (8, 2639878), (16, 1319939), (1013, 20848), (1303, 16208), (2026, 10424), (2606, 8104), (4052, 5212)]