21682422

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{631}}^1$

素因数の和:745

約数の個数: 48

約数和(自身を含む): 49690368

約数和(自身を除く): 28007946

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 83, 138, 166, 207, 249, 414, 498, 631, 747, 1262, 1494, 1893, 1909, 3786, 3818, 5679, 5727, 11358, 11454, 14513, 17181, 29026, 34362, 43539, 52373, 87078, 104746, 130617, 157119, 261234, 314238, 471357, 942714, 1204579, 2409158, 3613737, 7227474, 10841211, 21682422]

約数ペア:

[(1, 21682422), (2, 10841211), (3, 7227474), (6, 3613737), (9, 2409158), (18, 1204579), (23, 942714), (46, 471357), (69, 314238), (83, 261234), (138, 157119), (166, 130617), (207, 104746), (249, 87078), (414, 52373), (498, 43539), (631, 34362), (747, 29026), (1262, 17181), (1494, 14513), (1893, 11454), (1909, 11358), (3786, 5727), (3818, 5679)]