21205692

素因数分解:

$2^2\times 3^3\times {\mathrm{41}}^1\times {\mathrm{4789}}^1$

素因数の和:4843

約数の個数: 48

約数和(自身を含む): 56330400

約数和(自身を除く): 35124708

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 41, 54, 82, 108, 123, 164, 246, 369, 492, 738, 1107, 1476, 2214, 4428, 4789, 9578, 14367, 19156, 28734, 43101, 57468, 86202, 129303, 172404, 196349, 258606, 392698, 517212, 589047, 785396, 1178094, 1767141, 2356188, 3534282, 5301423, 7068564, 10602846, 21205692]

約数ペア:

[(1, 21205692), (2, 10602846), (3, 7068564), (4, 5301423), (6, 3534282), (9, 2356188), (12, 1767141), (18, 1178094), (27, 785396), (36, 589047), (41, 517212), (54, 392698), (82, 258606), (108, 196349), (123, 172404), (164, 129303), (246, 86202), (369, 57468), (492, 43101), (738, 28734), (1107, 19156), (1476, 14367), (2214, 9578), (4428, 4789)]