21088099815

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{571261}}^1$

素因数の和:571399

約数の個数: 32

約数和(自身を含む): 35537066496

約数和(自身を除く): 14448966681

約数列:

[1, 3, 5, 15, 23, 69, 107, 115, 321, 345, 535, 1605, 2461, 7383, 12305, 36915, 571261, 1713783, 2856305, 8568915, 13139003, 39417009, 61124927, 65695015, 183374781, 197085045, 305624635, 916873905, 1405873321, 4217619963, 7029366605, 21088099815]

約数ペア:

[(1, 21088099815), (3, 7029366605), (5, 4217619963), (15, 1405873321), (23, 916873905), (69, 305624635), (107, 197085045), (115, 183374781), (321, 65695015), (345, 61124927), (535, 39417009), (1605, 13139003), (2461, 8568915), (7383, 2856305), (12305, 1713783), (36915, 571261)]