21112434

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:205

約数の個数: 96

約数和(自身を含む): 55814400

約数和(自身を除く): 34701966

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 79, 98, 101, 126, 147, 158, 189, 202, 237, 294, 303, 378, 441, 474, 553, 606, 707, 711, 882, 909, 1106, 1323, 1414, 1422, 1659, 1818, 2121, 2133, 2646, 2727, 3318, 3871, 4242, 4266, 4949, 4977, 5454, 6363, 7742, 7979, 9898, 9954, 11613, 12726, 14847, 14931, 15958, 19089, 23226, 23937, 29694, 29862, 34839, 38178, 44541, 47874, 55853, 69678, 71811, 89082, 104517, 111706, 133623, 143622, 167559, 209034, 215433, 267246, 335118, 390971, 430866, 502677, 781942, 1005354, 1172913, 1508031, 2345826, 3016062, 3518739, 7037478, 10556217, 21112434]

約数ペア:

[(1, 21112434), (2, 10556217), (3, 7037478), (6, 3518739), (7, 3016062), (9, 2345826), (14, 1508031), (18, 1172913), (21, 1005354), (27, 781942), (42, 502677), (49, 430866), (54, 390971), (63, 335118), (79, 267246), (98, 215433), (101, 209034), (126, 167559), (147, 143622), (158, 133623), (189, 111706), (202, 104517), (237, 89082), (294, 71811), (303, 69678), (378, 55853), (441, 47874), (474, 44541), (553, 38178), (606, 34839), (707, 29862), (711, 29694), (882, 23937), (909, 23226), (1106, 19089), (1323, 15958), (1414, 14931), (1422, 14847), (1659, 12726), (1818, 11613), (2121, 9954), (2133, 9898), (2646, 7979), (2727, 7742), (3318, 6363), (3871, 5454), (4242, 4977), (4266, 4949)]