21592900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{283}}^1$

素因数の和:413

約数の個数: 72

約数和(自身を含む): 54232640

約数和(自身を除く): 32639740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 109, 140, 175, 218, 283, 350, 436, 545, 566, 700, 763, 1090, 1132, 1415, 1526, 1981, 2180, 2725, 2830, 3052, 3815, 3962, 5450, 5660, 7075, 7630, 7924, 9905, 10900, 14150, 15260, 19075, 19810, 28300, 30847, 38150, 39620, 49525, 61694, 76300, 99050, 123388, 154235, 198100, 215929, 308470, 431858, 616940, 771175, 863716, 1079645, 1542350, 2159290, 3084700, 4318580, 5398225, 10796450, 21592900]

約数ペア:

[(1, 21592900), (2, 10796450), (4, 5398225), (5, 4318580), (7, 3084700), (10, 2159290), (14, 1542350), (20, 1079645), (25, 863716), (28, 771175), (35, 616940), (50, 431858), (70, 308470), (100, 215929), (109, 198100), (140, 154235), (175, 123388), (218, 99050), (283, 76300), (350, 61694), (436, 49525), (545, 39620), (566, 38150), (700, 30847), (763, 28300), (1090, 19810), (1132, 19075), (1415, 15260), (1526, 14150), (1981, 10900), (2180, 9905), (2725, 7924), (2830, 7630), (3052, 7075), (3815, 5660), (3962, 5450)]