21556476

素因数分解:

$2^2\times 3^3\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{199}}^1$

素因数の和:288

約数の個数: 96

約数和(自身を含む): 60480000

約数和(自身を除く): 38923524

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 51, 54, 59, 68, 102, 108, 118, 153, 177, 199, 204, 236, 306, 354, 398, 459, 531, 597, 612, 708, 796, 918, 1003, 1062, 1194, 1593, 1791, 1836, 2006, 2124, 2388, 3009, 3186, 3383, 3582, 4012, 5373, 6018, 6372, 6766, 7164, 9027, 10149, 10746, 11741, 12036, 13532, 18054, 20298, 21492, 23482, 27081, 30447, 35223, 36108, 40596, 46964, 54162, 60894, 70446, 91341, 105669, 108324, 121788, 140892, 182682, 199597, 211338, 317007, 365364, 399194, 422676, 598791, 634014, 798388, 1197582, 1268028, 1796373, 2395164, 3592746, 5389119, 7185492, 10778238, 21556476]

約数ペア:

[(1, 21556476), (2, 10778238), (3, 7185492), (4, 5389119), (6, 3592746), (9, 2395164), (12, 1796373), (17, 1268028), (18, 1197582), (27, 798388), (34, 634014), (36, 598791), (51, 422676), (54, 399194), (59, 365364), (68, 317007), (102, 211338), (108, 199597), (118, 182682), (153, 140892), (177, 121788), (199, 108324), (204, 105669), (236, 91341), (306, 70446), (354, 60894), (398, 54162), (459, 46964), (531, 40596), (597, 36108), (612, 35223), (708, 30447), (796, 27081), (918, 23482), (1003, 21492), (1062, 20298), (1194, 18054), (1593, 13532), (1791, 12036), (1836, 11741), (2006, 10746), (2124, 10149), (2388, 9027), (3009, 7164), (3186, 6766), (3383, 6372), (3582, 6018), (4012, 5373)]