21906050

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23059}}^1$

素因数の和:23090

約数の個数: 24

約数和(自身を含む): 42891600

約数和(自身を除く): 20985550

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 475, 950, 23059, 46118, 115295, 230590, 438121, 576475, 876242, 1152950, 2190605, 4381210, 10953025, 21906050]

約数ペア:

[(1, 21906050), (2, 10953025), (5, 4381210), (10, 2190605), (19, 1152950), (25, 876242), (38, 576475), (50, 438121), (95, 230590), (190, 115295), (475, 46118), (950, 23059)]