21559426

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{607}}^1$

素因数の和:718

約数の個数: 32

約数和(自身を含む): 38522880

約数和(自身を除く): 16963454

約数列:

[1, 2, 7, 14, 43, 59, 86, 118, 301, 413, 602, 607, 826, 1214, 2537, 4249, 5074, 8498, 17759, 26101, 35518, 35813, 52202, 71626, 182707, 250691, 365414, 501382, 1539959, 3079918, 10779713, 21559426]

約数ペア:

[(1, 21559426), (2, 10779713), (7, 3079918), (14, 1539959), (43, 501382), (59, 365414), (86, 250691), (118, 182707), (301, 71626), (413, 52202), (602, 35813), (607, 35518), (826, 26101), (1214, 17759), (2537, 8498), (4249, 5074)]