21169176

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{383}}^1$

素因数の和:453

約数の個数: 96

約数和(自身を含む): 63037440

約数和(自身を除く): 41868264

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 47, 49, 56, 84, 94, 98, 141, 147, 168, 188, 196, 282, 294, 329, 376, 383, 392, 564, 588, 658, 766, 987, 1128, 1149, 1176, 1316, 1532, 1974, 2298, 2303, 2632, 2681, 3064, 3948, 4596, 4606, 5362, 6909, 7896, 8043, 9192, 9212, 10724, 13818, 16086, 18001, 18424, 18767, 21448, 27636, 32172, 36002, 37534, 54003, 55272, 56301, 64344, 72004, 75068, 108006, 112602, 126007, 144008, 150136, 216012, 225204, 252014, 378021, 432024, 450408, 504028, 756042, 882049, 1008056, 1512084, 1764098, 2646147, 3024168, 3528196, 5292294, 7056392, 10584588, 21169176]

約数ペア:

[(1, 21169176), (2, 10584588), (3, 7056392), (4, 5292294), (6, 3528196), (7, 3024168), (8, 2646147), (12, 1764098), (14, 1512084), (21, 1008056), (24, 882049), (28, 756042), (42, 504028), (47, 450408), (49, 432024), (56, 378021), (84, 252014), (94, 225204), (98, 216012), (141, 150136), (147, 144008), (168, 126007), (188, 112602), (196, 108006), (282, 75068), (294, 72004), (329, 64344), (376, 56301), (383, 55272), (392, 54003), (564, 37534), (588, 36002), (658, 32172), (766, 27636), (987, 21448), (1128, 18767), (1149, 18424), (1176, 18001), (1316, 16086), (1532, 13818), (1974, 10724), (2298, 9212), (2303, 9192), (2632, 8043), (2681, 7896), (3064, 6909), (3948, 5362), (4596, 4606)]