21079590

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{100379}}^1$

素因数の和:100396

約数の個数: 32

約数和(自身を含む): 57818880

約数和(自身を除く): 36739290

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 100379, 200758, 301137, 501895, 602274, 702653, 1003790, 1405306, 1505685, 2107959, 3011370, 3513265, 4215918, 7026530, 10539795, 21079590]

約数ペア:

[(1, 21079590), (2, 10539795), (3, 7026530), (5, 4215918), (6, 3513265), (7, 3011370), (10, 2107959), (14, 1505685), (15, 1405306), (21, 1003790), (30, 702653), (35, 602274), (42, 501895), (70, 301137), (105, 200758), (210, 100379)]