21067614

素因数分解:

$2^1\times 3^5\times {\mathrm{67}}^1\times {\mathrm{647}}^1$

素因数の和:731

約数の個数: 48

約数和(自身を含む): 48117888

約数和(自身を除く): 27050274

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 67, 81, 134, 162, 201, 243, 402, 486, 603, 647, 1206, 1294, 1809, 1941, 3618, 3882, 5427, 5823, 10854, 11646, 16281, 17469, 32562, 34938, 43349, 52407, 86698, 104814, 130047, 157221, 260094, 314442, 390141, 780282, 1170423, 2340846, 3511269, 7022538, 10533807, 21067614]

約数ペア:

[(1, 21067614), (2, 10533807), (3, 7022538), (6, 3511269), (9, 2340846), (18, 1170423), (27, 780282), (54, 390141), (67, 314442), (81, 260094), (134, 157221), (162, 130047), (201, 104814), (243, 86698), (402, 52407), (486, 43349), (603, 34938), (647, 32562), (1206, 17469), (1294, 16281), (1809, 11646), (1941, 10854), (3618, 5823), (3882, 5427)]