21012684

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{22741}}^1$

素因数の和:22766

約数の個数: 48

約数和(自身を含む): 61130496

約数和(自身を除く): 40117812

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 154, 231, 308, 462, 924, 22741, 45482, 68223, 90964, 136446, 159187, 250151, 272892, 318374, 477561, 500302, 636748, 750453, 955122, 1000604, 1500906, 1751057, 1910244, 3001812, 3502114, 5253171, 7004228, 10506342, 21012684]

約数ペア:

[(1, 21012684), (2, 10506342), (3, 7004228), (4, 5253171), (6, 3502114), (7, 3001812), (11, 1910244), (12, 1751057), (14, 1500906), (21, 1000604), (22, 955122), (28, 750453), (33, 636748), (42, 500302), (44, 477561), (66, 318374), (77, 272892), (84, 250151), (132, 159187), (154, 136446), (231, 90964), (308, 68223), (462, 45482), (924, 22741)]