21275154

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{769}}^1$

素因数の和:859

約数の個数: 48

約数和(自身を含む): 48648600

約数和(自身を除く): 27373446

約数列:

[1, 2, 3, 6, 9, 18, 29, 53, 58, 87, 106, 159, 174, 261, 318, 477, 522, 769, 954, 1537, 1538, 2307, 3074, 4611, 4614, 6921, 9222, 13833, 13842, 22301, 27666, 40757, 44602, 66903, 81514, 122271, 133806, 200709, 244542, 366813, 401418, 733626, 1181953, 2363906, 3545859, 7091718, 10637577, 21275154]

約数ペア:

[(1, 21275154), (2, 10637577), (3, 7091718), (6, 3545859), (9, 2363906), (18, 1181953), (29, 733626), (53, 401418), (58, 366813), (87, 244542), (106, 200709), (159, 133806), (174, 122271), (261, 81514), (318, 66903), (477, 44602), (522, 40757), (769, 27666), (954, 22301), (1537, 13842), (1538, 13833), (2307, 9222), (3074, 6921), (4611, 4614)]