21448854

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{179}}^1\times {\mathrm{317}}^1$

素因数の和:514

約数の個数: 64

約数和(自身を含む): 54950400

約数和(自身を除く): 33501546

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 179, 189, 317, 358, 378, 537, 634, 951, 1074, 1253, 1611, 1902, 2219, 2506, 2853, 3222, 3759, 4438, 4833, 5706, 6657, 7518, 8559, 9666, 11277, 13314, 17118, 19971, 22554, 33831, 39942, 56743, 59913, 67662, 113486, 119826, 170229, 340458, 397201, 510687, 794402, 1021374, 1191603, 1532061, 2383206, 3064122, 3574809, 7149618, 10724427, 21448854]

約数ペア:

[(1, 21448854), (2, 10724427), (3, 7149618), (6, 3574809), (7, 3064122), (9, 2383206), (14, 1532061), (18, 1191603), (21, 1021374), (27, 794402), (42, 510687), (54, 397201), (63, 340458), (126, 170229), (179, 119826), (189, 113486), (317, 67662), (358, 59913), (378, 56743), (537, 39942), (634, 33831), (951, 22554), (1074, 19971), (1253, 17118), (1611, 13314), (1902, 11277), (2219, 9666), (2506, 8559), (2853, 7518), (3222, 6657), (3759, 5706), (4438, 4833)]