21012695

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{4603}}^1$

素因数の和:4702

約数の個数: 16

約数和(自身を含む): 27844992

約数和(自身を除く): 6832297

約数列:

[1, 5, 11, 55, 83, 415, 913, 4565, 4603, 23015, 50633, 253165, 382049, 1910245, 4202539, 21012695]

約数ペア:

[(1, 21012695), (5, 4202539), (11, 1910245), (55, 382049), (83, 253165), (415, 50633), (913, 23015), (4565, 4603)]