21131442

素因数分解:

$2^1\times 3^4\times {\mathrm{17}}^1\times {\mathrm{7673}}^1$

素因数の和:7704

約数の個数: 40

約数和(自身を含む): 50141916

約数和(自身を除く): 29010474

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 81, 102, 153, 162, 306, 459, 918, 1377, 2754, 7673, 15346, 23019, 46038, 69057, 130441, 138114, 207171, 260882, 391323, 414342, 621513, 782646, 1173969, 1243026, 2347938, 3521907, 7043814, 10565721, 21131442]

約数ペア:

[(1, 21131442), (2, 10565721), (3, 7043814), (6, 3521907), (9, 2347938), (17, 1243026), (18, 1173969), (27, 782646), (34, 621513), (51, 414342), (54, 391323), (81, 260882), (102, 207171), (153, 138114), (162, 130441), (306, 69057), (459, 46038), (918, 23019), (1377, 15346), (2754, 7673)]