21104397712

素因数分解:

$2^4\times {\mathrm{929}}^1\times {\mathrm{1419833}}^1$

素因数の和:1420770

約数の個数: 20

約数和(自身を含む): 40933814220

約数和(自身を除く): 19829416508

約数列:

[1, 2, 4, 8, 16, 929, 1858, 3716, 7432, 14864, 1419833, 2839666, 5679332, 11358664, 22717328, 1319024857, 2638049714, 5276099428, 10552198856, 21104397712]

約数ペア:

[(1, 21104397712), (2, 10552198856), (4, 5276099428), (8, 2638049714), (16, 1319024857), (929, 22717328), (1858, 11358664), (3716, 5679332), (7432, 2839666), (14864, 1419833)]