21838124

素因数分解:

$2^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{1447}}^1$

素因数の和:1483

約数の個数: 48

約数和(自身を含む): 48652800

約数和(自身を除く): 26814676

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 343, 539, 686, 1078, 1372, 1447, 2156, 2894, 3773, 5788, 7546, 10129, 15092, 15917, 20258, 31834, 40516, 63668, 70903, 111419, 141806, 222838, 283612, 445676, 496321, 779933, 992642, 1559866, 1985284, 3119732, 5459531, 10919062, 21838124]

約数ペア:

[(1, 21838124), (2, 10919062), (4, 5459531), (7, 3119732), (11, 1985284), (14, 1559866), (22, 992642), (28, 779933), (44, 496321), (49, 445676), (77, 283612), (98, 222838), (154, 141806), (196, 111419), (308, 70903), (343, 63668), (539, 40516), (686, 31834), (1078, 20258), (1372, 15917), (1447, 15092), (2156, 10129), (2894, 7546), (3773, 5788)]