21032600

素因数分解:

$2^3\times 5^2\times {\mathrm{103}}^1\times {\mathrm{1021}}^1$

素因数の和:1140

約数の個数: 48

約数和(自身を含む): 49423920

約数和(自身を除く): 28391320

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 103, 200, 206, 412, 515, 824, 1021, 1030, 2042, 2060, 2575, 4084, 4120, 5105, 5150, 8168, 10210, 10300, 20420, 20600, 25525, 40840, 51050, 102100, 105163, 204200, 210326, 420652, 525815, 841304, 1051630, 2103260, 2629075, 4206520, 5258150, 10516300, 21032600]

約数ペア:

[(1, 21032600), (2, 10516300), (4, 5258150), (5, 4206520), (8, 2629075), (10, 2103260), (20, 1051630), (25, 841304), (40, 525815), (50, 420652), (100, 210326), (103, 204200), (200, 105163), (206, 102100), (412, 51050), (515, 40840), (824, 25525), (1021, 20600), (1030, 20420), (2042, 10300), (2060, 10210), (2575, 8168), (4084, 5150), (4120, 5105)]