21874476

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{140221}}^1$

素因数の和:140241

約数の個数: 24

約数和(自身を含む): 54967024

約数和(自身を除く): 33092548

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 140221, 280442, 420663, 560884, 841326, 1682652, 1822873, 3645746, 5468619, 7291492, 10937238, 21874476]

約数ペア:

[(1, 21874476), (2, 10937238), (3, 7291492), (4, 5468619), (6, 3645746), (12, 1822873), (13, 1682652), (26, 841326), (39, 560884), (52, 420663), (78, 280442), (156, 140221)]