20921152014

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{7906709}}^1$

素因数の和:7906734

約数の個数: 48

約数和(自身を含む): 54081896400

約数和(自身を除く): 33160744386

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 98, 126, 147, 189, 294, 378, 441, 882, 1323, 2646, 7906709, 15813418, 23720127, 47440254, 55346963, 71160381, 110693926, 142320762, 166040889, 213481143, 332081778, 387428741, 426962286, 498122667, 774857482, 996245334, 1162286223, 1494368001, 2324572446, 2988736002, 3486858669, 6973717338, 10460576007, 20921152014]

約数ペア:

[(1, 20921152014), (2, 10460576007), (3, 6973717338), (6, 3486858669), (7, 2988736002), (9, 2324572446), (14, 1494368001), (18, 1162286223), (21, 996245334), (27, 774857482), (42, 498122667), (49, 426962286), (54, 387428741), (63, 332081778), (98, 213481143), (126, 166040889), (147, 142320762), (189, 110693926), (294, 71160381), (378, 55346963), (441, 47440254), (882, 23720127), (1323, 15813418), (2646, 7906709)]