21596664

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1231}}^1$

素因数の和:1300

約数の個数: 64

約数和(自身を含む): 58544640

約数和(自身を除く): 36947976

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 43, 51, 68, 86, 102, 129, 136, 172, 204, 258, 344, 408, 516, 731, 1032, 1231, 1462, 2193, 2462, 2924, 3693, 4386, 4924, 5848, 7386, 8772, 9848, 14772, 17544, 20927, 29544, 41854, 52933, 62781, 83708, 105866, 125562, 158799, 167416, 211732, 251124, 317598, 423464, 502248, 635196, 899861, 1270392, 1799722, 2699583, 3599444, 5399166, 7198888, 10798332, 21596664]

約数ペア:

[(1, 21596664), (2, 10798332), (3, 7198888), (4, 5399166), (6, 3599444), (8, 2699583), (12, 1799722), (17, 1270392), (24, 899861), (34, 635196), (43, 502248), (51, 423464), (68, 317598), (86, 251124), (102, 211732), (129, 167416), (136, 158799), (172, 125562), (204, 105866), (258, 83708), (344, 62781), (408, 52933), (516, 41854), (731, 29544), (1032, 20927), (1231, 17544), (1462, 14772), (2193, 9848), (2462, 8772), (2924, 7386), (3693, 5848), (4386, 4924)]