21862712

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{51563}}^1$

素因数の和:51622

約数の個数: 16

約数和(自身を含む): 41766840

約数和(自身を除く): 19904128

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 51563, 103126, 206252, 412504, 2732839, 5465678, 10931356, 21862712]

約数ペア:

[(1, 21862712), (2, 10931356), (4, 5465678), (8, 2732839), (53, 412504), (106, 206252), (212, 103126), (424, 51563)]