21702492

素因数分解:

$2^2\times 3^4\times 7^2\times {\mathrm{1367}}^1$

素因数の和:1397

約数の個数: 90

約数和(自身を含む): 66045672

約数和(自身を除く): 44343180

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 81, 84, 98, 108, 126, 147, 162, 189, 196, 252, 294, 324, 378, 441, 567, 588, 756, 882, 1134, 1323, 1367, 1764, 2268, 2646, 2734, 3969, 4101, 5292, 5468, 7938, 8202, 9569, 12303, 15876, 16404, 19138, 24606, 28707, 36909, 38276, 49212, 57414, 66983, 73818, 86121, 110727, 114828, 133966, 147636, 172242, 200949, 221454, 258363, 267932, 344484, 401898, 442908, 516726, 602847, 775089, 803796, 1033452, 1205694, 1550178, 1808541, 2411388, 3100356, 3617082, 5425623, 7234164, 10851246, 21702492]

約数ペア:

[(1, 21702492), (2, 10851246), (3, 7234164), (4, 5425623), (6, 3617082), (7, 3100356), (9, 2411388), (12, 1808541), (14, 1550178), (18, 1205694), (21, 1033452), (27, 803796), (28, 775089), (36, 602847), (42, 516726), (49, 442908), (54, 401898), (63, 344484), (81, 267932), (84, 258363), (98, 221454), (108, 200949), (126, 172242), (147, 147636), (162, 133966), (189, 114828), (196, 110727), (252, 86121), (294, 73818), (324, 66983), (378, 57414), (441, 49212), (567, 38276), (588, 36909), (756, 28707), (882, 24606), (1134, 19138), (1323, 16404), (1367, 15876), (1764, 12303), (2268, 9569), (2646, 8202), (2734, 7938), (3969, 5468), (4101, 5292)]