21243445944

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{17291}}^1$

素因数の和:17481

約数の個数: 128

約数和(自身を含む): 62151598080

約数和(自身を除く): 40908152136

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 71, 84, 103, 142, 168, 206, 213, 284, 309, 412, 426, 497, 568, 618, 721, 824, 852, 994, 1236, 1442, 1491, 1704, 1988, 2163, 2472, 2884, 2982, 3976, 4326, 5768, 5964, 7313, 8652, 11928, 14626, 17291, 17304, 21939, 29252, 34582, 43878, 51191, 51873, 58504, 69164, 87756, 102382, 103746, 121037, 138328, 153573, 175512, 204764, 207492, 242074, 307146, 363111, 409528, 414984, 484148, 614292, 726222, 968296, 1227661, 1228584, 1452444, 1780973, 2455322, 2904888, 3561946, 3682983, 4910644, 5342919, 7123892, 7365966, 8593627, 9821288, 10685838, 12466811, 14247784, 14731932, 17187254, 21371676, 24933622, 25780881, 29463864, 34374508, 37400433, 42743352, 49867244, 51561762, 68749016, 74800866, 99734488, 103123524, 126449083, 149601732, 206247048, 252898166, 299203464, 379347249, 505796332, 758694498, 885143581, 1011592664, 1517388996, 1770287162, 2655430743, 3034777992, 3540574324, 5310861486, 7081148648, 10621722972, 21243445944]

約数ペア:

[(1, 21243445944), (2, 10621722972), (3, 7081148648), (4, 5310861486), (6, 3540574324), (7, 3034777992), (8, 2655430743), (12, 1770287162), (14, 1517388996), (21, 1011592664), (24, 885143581), (28, 758694498), (42, 505796332), (56, 379347249), (71, 299203464), (84, 252898166), (103, 206247048), (142, 149601732), (168, 126449083), (206, 103123524), (213, 99734488), (284, 74800866), (309, 68749016), (412, 51561762), (426, 49867244), (497, 42743352), (568, 37400433), (618, 34374508), (721, 29463864), (824, 25780881), (852, 24933622), (994, 21371676), (1236, 17187254), (1442, 14731932), (1491, 14247784), (1704, 12466811), (1988, 10685838), (2163, 9821288), (2472, 8593627), (2884, 7365966), (2982, 7123892), (3976, 5342919), (4326, 4910644), (5768, 3682983), (5964, 3561946), (7313, 2904888), (8652, 2455322), (11928, 1780973), (14626, 1452444), (17291, 1228584), (17304, 1227661), (21939, 968296), (29252, 726222), (34582, 614292), (43878, 484148), (51191, 414984), (51873, 409528), (58504, 363111), (69164, 307146), (87756, 242074), (102382, 207492), (103746, 204764), (121037, 175512), (138328, 153573)]