21344570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{1453}}^1$

素因数の和:1586

約数の個数: 32

約数和(自身を含む): 41770512

約数和(自身を除く): 20425942

約数列:

[1, 2, 5, 10, 13, 26, 65, 113, 130, 226, 565, 1130, 1453, 1469, 2906, 2938, 7265, 7345, 14530, 14690, 18889, 37778, 94445, 164189, 188890, 328378, 820945, 1641890, 2134457, 4268914, 10672285, 21344570]

約数ペア:

[(1, 21344570), (2, 10672285), (5, 4268914), (10, 2134457), (13, 1641890), (26, 820945), (65, 328378), (113, 188890), (130, 164189), (226, 94445), (565, 37778), (1130, 18889), (1453, 14690), (1469, 14530), (2906, 7345), (2938, 7265)]