21772422

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{239}}^1\times {\mathrm{241}}^1$

素因数の和:498

約数の個数: 64

約数和(自身を含む): 55756800

約数和(自身を除く): 33984378

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 239, 241, 378, 478, 482, 717, 723, 1434, 1446, 1673, 1687, 2151, 2169, 3346, 3374, 4302, 4338, 5019, 5061, 6453, 6507, 10038, 10122, 12906, 13014, 15057, 15183, 30114, 30366, 45171, 45549, 57599, 90342, 91098, 115198, 172797, 345594, 403193, 518391, 806386, 1036782, 1209579, 1555173, 2419158, 3110346, 3628737, 7257474, 10886211, 21772422]

約数ペア:

[(1, 21772422), (2, 10886211), (3, 7257474), (6, 3628737), (7, 3110346), (9, 2419158), (14, 1555173), (18, 1209579), (21, 1036782), (27, 806386), (42, 518391), (54, 403193), (63, 345594), (126, 172797), (189, 115198), (239, 91098), (241, 90342), (378, 57599), (478, 45549), (482, 45171), (717, 30366), (723, 30114), (1434, 15183), (1446, 15057), (1673, 13014), (1687, 12906), (2151, 10122), (2169, 10038), (3346, 6507), (3374, 6453), (4302, 5061), (4338, 5019)]