21550014

素因数分解:

$2^1\times 3^2\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{167}}^1$

素因数の和:349

約数の個数: 48

約数和(自身を含む): 48117888

約数和(自身を除く): 26567874

約数列:

[1, 2, 3, 6, 9, 18, 67, 107, 134, 167, 201, 214, 321, 334, 402, 501, 603, 642, 963, 1002, 1206, 1503, 1926, 3006, 7169, 11189, 14338, 17869, 21507, 22378, 33567, 35738, 43014, 53607, 64521, 67134, 100701, 107214, 129042, 160821, 201402, 321642, 1197223, 2394446, 3591669, 7183338, 10775007, 21550014]

約数ペア:

[(1, 21550014), (2, 10775007), (3, 7183338), (6, 3591669), (9, 2394446), (18, 1197223), (67, 321642), (107, 201402), (134, 160821), (167, 129042), (201, 107214), (214, 100701), (321, 67134), (334, 64521), (402, 53607), (501, 43014), (603, 35738), (642, 33567), (963, 22378), (1002, 21507), (1206, 17869), (1503, 14338), (1926, 11189), (3006, 7169)]