21201650

素因数分解:

$2^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{7187}}^1$

素因数の和:7258

約数の個数: 24

約数和(自身を含む): 40109040

約数和(自身を除く): 18907390

約数列:

[1, 2, 5, 10, 25, 50, 59, 118, 295, 590, 1475, 2950, 7187, 14374, 35935, 71870, 179675, 359350, 424033, 848066, 2120165, 4240330, 10600825, 21201650]

約数ペア:

[(1, 21201650), (2, 10600825), (5, 4240330), (10, 2120165), (25, 848066), (50, 424033), (59, 359350), (118, 179675), (295, 71870), (590, 35935), (1475, 14374), (2950, 7187)]