21010680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{58363}}^1$

素因数の和:58380

約数の個数: 48

約数和(自身を含む): 68285880

約数和(自身を除く): 47275200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 58363, 116726, 175089, 233452, 291815, 350178, 466904, 525267, 583630, 700356, 875445, 1050534, 1167260, 1400712, 1750890, 2101068, 2334520, 2626335, 3501780, 4202136, 5252670, 7003560, 10505340, 21010680]

約数ペア:

[(1, 21010680), (2, 10505340), (3, 7003560), (4, 5252670), (5, 4202136), (6, 3501780), (8, 2626335), (9, 2334520), (10, 2101068), (12, 1750890), (15, 1400712), (18, 1167260), (20, 1050534), (24, 875445), (30, 700356), (36, 583630), (40, 525267), (45, 466904), (60, 350178), (72, 291815), (90, 233452), (120, 175089), (180, 116726), (360, 58363)]