21508884972

素因数分解:

$2^2\times 3^2\times {\mathrm{367}}^1\times {\mathrm{1627981}}^1$

素因数の和:1628358

約数の個数: 36

約数和(自身を含む): 54517861216

約数和(自身を除く): 33008976244

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 367, 734, 1101, 1468, 2202, 3303, 4404, 6606, 13212, 1627981, 3255962, 4883943, 6511924, 9767886, 14651829, 19535772, 29303658, 58607316, 597469027, 1194938054, 1792407081, 2389876108, 3584814162, 5377221243, 7169628324, 10754442486, 21508884972]

約数ペア:

[(1, 21508884972), (2, 10754442486), (3, 7169628324), (4, 5377221243), (6, 3584814162), (9, 2389876108), (12, 1792407081), (18, 1194938054), (36, 597469027), (367, 58607316), (734, 29303658), (1101, 19535772), (1468, 14651829), (2202, 9767886), (3303, 6511924), (4404, 4883943), (6606, 3255962), (13212, 1627981)]