21230100

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{2621}}^1$

素因数の和:2647

約数の個数: 90

約数和(自身を含む): 68845854

約数和(自身を除く): 47615754

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 270, 300, 324, 405, 450, 540, 675, 810, 900, 1350, 1620, 2025, 2621, 2700, 4050, 5242, 7863, 8100, 10484, 13105, 15726, 23589, 26210, 31452, 39315, 47178, 52420, 65525, 70767, 78630, 94356, 117945, 131050, 141534, 157260, 196575, 212301, 235890, 262100, 283068, 353835, 393150, 424602, 471780, 589725, 707670, 786300, 849204, 1061505, 1179450, 1415340, 1769175, 2123010, 2358900, 3538350, 4246020, 5307525, 7076700, 10615050, 21230100]

約数ペア:

[(1, 21230100), (2, 10615050), (3, 7076700), (4, 5307525), (5, 4246020), (6, 3538350), (9, 2358900), (10, 2123010), (12, 1769175), (15, 1415340), (18, 1179450), (20, 1061505), (25, 849204), (27, 786300), (30, 707670), (36, 589725), (45, 471780), (50, 424602), (54, 393150), (60, 353835), (75, 283068), (81, 262100), (90, 235890), (100, 212301), (108, 196575), (135, 157260), (150, 141534), (162, 131050), (180, 117945), (225, 94356), (270, 78630), (300, 70767), (324, 65525), (405, 52420), (450, 47178), (540, 39315), (675, 31452), (810, 26210), (900, 23589), (1350, 15726), (1620, 13105), (2025, 10484), (2621, 8100), (2700, 7863), (4050, 5242)]