21191050

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{18427}}^1$

素因数の和:18462

約数の個数: 24

約数和(自身を含む): 41131296

約数和(自身を除く): 19940246

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 115, 230, 575, 1150, 18427, 36854, 92135, 184270, 423821, 460675, 847642, 921350, 2119105, 4238210, 10595525, 21191050]

約数ペア:

[(1, 21191050), (2, 10595525), (5, 4238210), (10, 2119105), (23, 921350), (25, 847642), (46, 460675), (50, 423821), (115, 184270), (230, 92135), (575, 36854), (1150, 18427)]