21037122

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{211}}^1$

素因数の和:439

約数の個数: 48

約数和(自身を含む): 47623680

約数和(自身を除く): 26586558

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 174, 191, 211, 261, 382, 422, 522, 573, 633, 1146, 1266, 1719, 1899, 3438, 3798, 5539, 6119, 11078, 12238, 16617, 18357, 33234, 36714, 40301, 49851, 55071, 80602, 99702, 110142, 120903, 241806, 362709, 725418, 1168729, 2337458, 3506187, 7012374, 10518561, 21037122]

約数ペア:

[(1, 21037122), (2, 10518561), (3, 7012374), (6, 3506187), (9, 2337458), (18, 1168729), (29, 725418), (58, 362709), (87, 241806), (174, 120903), (191, 110142), (211, 99702), (261, 80602), (382, 55071), (422, 49851), (522, 40301), (573, 36714), (633, 33234), (1146, 18357), (1266, 16617), (1719, 12238), (1899, 11078), (3438, 6119), (3798, 5539)]