21113064

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{257}}^1$

素因数の和:439

約数の個数: 96

約数和(自身を含む): 66006720

約数和(自身を除く): 44893656

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 163, 168, 252, 257, 326, 489, 504, 514, 652, 771, 978, 1028, 1141, 1304, 1467, 1542, 1799, 1956, 2056, 2282, 2313, 2934, 3084, 3423, 3598, 3912, 4564, 4626, 5397, 5868, 6168, 6846, 7196, 9128, 9252, 10269, 10794, 11736, 13692, 14392, 16191, 18504, 20538, 21588, 27384, 32382, 41076, 41891, 43176, 64764, 82152, 83782, 125673, 129528, 167564, 251346, 293237, 335128, 377019, 502692, 586474, 754038, 879711, 1005384, 1172948, 1508076, 1759422, 2345896, 2639133, 3016152, 3518844, 5278266, 7037688, 10556532, 21113064]

約数ペア:

[(1, 21113064), (2, 10556532), (3, 7037688), (4, 5278266), (6, 3518844), (7, 3016152), (8, 2639133), (9, 2345896), (12, 1759422), (14, 1508076), (18, 1172948), (21, 1005384), (24, 879711), (28, 754038), (36, 586474), (42, 502692), (56, 377019), (63, 335128), (72, 293237), (84, 251346), (126, 167564), (163, 129528), (168, 125673), (252, 83782), (257, 82152), (326, 64764), (489, 43176), (504, 41891), (514, 41076), (652, 32382), (771, 27384), (978, 21588), (1028, 20538), (1141, 18504), (1304, 16191), (1467, 14392), (1542, 13692), (1799, 11736), (1956, 10794), (2056, 10269), (2282, 9252), (2313, 9128), (2934, 7196), (3084, 6846), (3423, 6168), (3598, 5868), (3912, 5397), (4564, 4626)]