21559464

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{277}}^1$

素因数の和:359

約数の個数: 96

約数和(自身を含む): 62449920

約数和(自身を除く): 40890456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 47, 69, 72, 92, 94, 138, 141, 184, 188, 207, 276, 277, 282, 376, 414, 423, 552, 554, 564, 828, 831, 846, 1081, 1108, 1128, 1656, 1662, 1692, 2162, 2216, 2493, 3243, 3324, 3384, 4324, 4986, 6371, 6486, 6648, 8648, 9729, 9972, 12742, 12972, 13019, 19113, 19458, 19944, 25484, 25944, 26038, 38226, 38916, 39057, 50968, 52076, 57339, 76452, 77832, 78114, 104152, 114678, 117171, 152904, 156228, 229356, 234342, 299437, 312456, 458712, 468684, 598874, 898311, 937368, 1197748, 1796622, 2395496, 2694933, 3593244, 5389866, 7186488, 10779732, 21559464]

約数ペア:

[(1, 21559464), (2, 10779732), (3, 7186488), (4, 5389866), (6, 3593244), (8, 2694933), (9, 2395496), (12, 1796622), (18, 1197748), (23, 937368), (24, 898311), (36, 598874), (46, 468684), (47, 458712), (69, 312456), (72, 299437), (92, 234342), (94, 229356), (138, 156228), (141, 152904), (184, 117171), (188, 114678), (207, 104152), (276, 78114), (277, 77832), (282, 76452), (376, 57339), (414, 52076), (423, 50968), (552, 39057), (554, 38916), (564, 38226), (828, 26038), (831, 25944), (846, 25484), (1081, 19944), (1108, 19458), (1128, 19113), (1656, 13019), (1662, 12972), (1692, 12742), (2162, 9972), (2216, 9729), (2493, 8648), (3243, 6648), (3324, 6486), (3384, 6371), (4324, 4986)]