21958100

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{9547}}^1$

素因数の和:9584

約数の個数: 36

約数和(自身を含む): 49725984

約数和(自身を除く): 27767884

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 230, 460, 575, 1150, 2300, 9547, 19094, 38188, 47735, 95470, 190940, 219581, 238675, 439162, 477350, 878324, 954700, 1097905, 2195810, 4391620, 5489525, 10979050, 21958100]

約数ペア:

[(1, 21958100), (2, 10979050), (4, 5489525), (5, 4391620), (10, 2195810), (20, 1097905), (23, 954700), (25, 878324), (46, 477350), (50, 439162), (92, 238675), (100, 219581), (115, 190940), (230, 95470), (460, 47735), (575, 38188), (1150, 19094), (2300, 9547)]