21701736

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{463}}^1$

素因数の和:516

約数の個数: 128

約数和(自身を含む): 71270400

約数和(自身を除く): 49568664

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 31, 36, 42, 54, 56, 62, 63, 72, 84, 93, 108, 124, 126, 168, 186, 189, 216, 217, 248, 252, 279, 372, 378, 434, 463, 504, 558, 651, 744, 756, 837, 868, 926, 1116, 1302, 1389, 1512, 1674, 1736, 1852, 1953, 2232, 2604, 2778, 3241, 3348, 3704, 3906, 4167, 5208, 5556, 5859, 6482, 6696, 7812, 8334, 9723, 11112, 11718, 12501, 12964, 14353, 15624, 16668, 19446, 23436, 25002, 25928, 28706, 29169, 33336, 38892, 43059, 46872, 50004, 57412, 58338, 77784, 86118, 87507, 100008, 100471, 114824, 116676, 129177, 172236, 175014, 200942, 233352, 258354, 301413, 344472, 350028, 387531, 401884, 516708, 602826, 700056, 775062, 803768, 904239, 1033416, 1205652, 1550124, 1808478, 2411304, 2712717, 3100248, 3616956, 5425434, 7233912, 10850868, 21701736]

約数ペア:

[(1, 21701736), (2, 10850868), (3, 7233912), (4, 5425434), (6, 3616956), (7, 3100248), (8, 2712717), (9, 2411304), (12, 1808478), (14, 1550124), (18, 1205652), (21, 1033416), (24, 904239), (27, 803768), (28, 775062), (31, 700056), (36, 602826), (42, 516708), (54, 401884), (56, 387531), (62, 350028), (63, 344472), (72, 301413), (84, 258354), (93, 233352), (108, 200942), (124, 175014), (126, 172236), (168, 129177), (186, 116676), (189, 114824), (216, 100471), (217, 100008), (248, 87507), (252, 86118), (279, 77784), (372, 58338), (378, 57412), (434, 50004), (463, 46872), (504, 43059), (558, 38892), (651, 33336), (744, 29169), (756, 28706), (837, 25928), (868, 25002), (926, 23436), (1116, 19446), (1302, 16668), (1389, 15624), (1512, 14353), (1674, 12964), (1736, 12501), (1852, 11718), (1953, 11112), (2232, 9723), (2604, 8334), (2778, 7812), (3241, 6696), (3348, 6482), (3704, 5859), (3906, 5556), (4167, 5208)]