21000901260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{6604057}}^1$

素因数の和:6604122

約数の個数: 48

約数和(自身を含む): 59912014176

約数和(自身を除く): 38911112916

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 159, 212, 265, 318, 530, 636, 795, 1060, 1590, 3180, 6604057, 13208114, 19812171, 26416228, 33020285, 39624342, 66040570, 79248684, 99060855, 132081140, 198121710, 350015021, 396243420, 700030042, 1050045063, 1400060084, 1750075105, 2100090126, 3500150210, 4200180252, 5250225315, 7000300420, 10500450630, 21000901260]

約数ペア:

[(1, 21000901260), (2, 10500450630), (3, 7000300420), (4, 5250225315), (5, 4200180252), (6, 3500150210), (10, 2100090126), (12, 1750075105), (15, 1400060084), (20, 1050045063), (30, 700030042), (53, 396243420), (60, 350015021), (106, 198121710), (159, 132081140), (212, 99060855), (265, 79248684), (318, 66040570), (530, 39624342), (636, 33020285), (795, 26416228), (1060, 19812171), (1590, 13208114), (3180, 6604057)]