21823274

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:155

約数の個数: 64

約数和(自身を含む): 41057280

約数和(自身を除く): 19234006

約数列:

[1, 2, 11, 17, 22, 23, 34, 43, 46, 59, 86, 118, 187, 253, 374, 391, 473, 506, 649, 731, 782, 946, 989, 1003, 1298, 1357, 1462, 1978, 2006, 2537, 2714, 4301, 5074, 8041, 8602, 10879, 11033, 14927, 16082, 16813, 21758, 22066, 23069, 27907, 29854, 33626, 43129, 46138, 55814, 58351, 86258, 116702, 184943, 253759, 369886, 474419, 507518, 641861, 948838, 991967, 1283722, 1983934, 10911637, 21823274]

約数ペア:

[(1, 21823274), (2, 10911637), (11, 1983934), (17, 1283722), (22, 991967), (23, 948838), (34, 641861), (43, 507518), (46, 474419), (59, 369886), (86, 253759), (118, 184943), (187, 116702), (253, 86258), (374, 58351), (391, 55814), (473, 46138), (506, 43129), (649, 33626), (731, 29854), (782, 27907), (946, 23069), (989, 22066), (1003, 21758), (1298, 16813), (1357, 16082), (1462, 14927), (1978, 11033), (2006, 10879), (2537, 8602), (2714, 8041), (4301, 5074)]