21930714

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:224

約数の個数: 96

約数和(自身を含む): 56019600

約数和(自身を除く): 34088886

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 37, 39, 51, 74, 78, 102, 111, 117, 149, 153, 221, 222, 234, 298, 306, 333, 442, 447, 481, 629, 663, 666, 894, 962, 1258, 1326, 1341, 1443, 1887, 1937, 1989, 2533, 2682, 2886, 3774, 3874, 3978, 4329, 5066, 5513, 5661, 5811, 7599, 8177, 8658, 11026, 11322, 11622, 15198, 16354, 16539, 17433, 22797, 24531, 32929, 33078, 34866, 45594, 49062, 49617, 65858, 71669, 73593, 93721, 98787, 99234, 143338, 147186, 187442, 197574, 215007, 281163, 296361, 430014, 562326, 592722, 645021, 843489, 1218373, 1290042, 1686978, 2436746, 3655119, 7310238, 10965357, 21930714]

約数ペア:

[(1, 21930714), (2, 10965357), (3, 7310238), (6, 3655119), (9, 2436746), (13, 1686978), (17, 1290042), (18, 1218373), (26, 843489), (34, 645021), (37, 592722), (39, 562326), (51, 430014), (74, 296361), (78, 281163), (102, 215007), (111, 197574), (117, 187442), (149, 147186), (153, 143338), (221, 99234), (222, 98787), (234, 93721), (298, 73593), (306, 71669), (333, 65858), (442, 49617), (447, 49062), (481, 45594), (629, 34866), (663, 33078), (666, 32929), (894, 24531), (962, 22797), (1258, 17433), (1326, 16539), (1341, 16354), (1443, 15198), (1887, 11622), (1937, 11322), (1989, 11026), (2533, 8658), (2682, 8177), (2886, 7599), (3774, 5811), (3874, 5661), (3978, 5513), (4329, 5066)]