21279782022

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1\times {\mathrm{7109}}^1$

素因数の和:7445

約数の個数: 64

約数和(自身を含む): 45048960000

約数和(自身を除く): 23769177978

約数列:

[1, 2, 3, 6, 23, 46, 69, 109, 138, 199, 218, 327, 398, 597, 654, 1194, 2507, 4577, 5014, 7109, 7521, 9154, 13731, 14218, 15042, 21327, 21691, 27462, 42654, 43382, 65073, 130146, 163507, 327014, 490521, 498893, 774881, 981042, 997786, 1414691, 1496679, 1549762, 2324643, 2829382, 2993358, 4244073, 4649286, 8488146, 17822263, 32537893, 35644526, 53466789, 65075786, 97613679, 106933578, 154201319, 195227358, 308402638, 462603957, 925207914, 3546630337, 7093260674, 10639891011, 21279782022]

約数ペア:

[(1, 21279782022), (2, 10639891011), (3, 7093260674), (6, 3546630337), (23, 925207914), (46, 462603957), (69, 308402638), (109, 195227358), (138, 154201319), (199, 106933578), (218, 97613679), (327, 65075786), (398, 53466789), (597, 35644526), (654, 32537893), (1194, 17822263), (2507, 8488146), (4577, 4649286), (5014, 4244073), (7109, 2993358), (7521, 2829382), (9154, 2324643), (13731, 1549762), (14218, 1496679), (15042, 1414691), (21327, 997786), (21691, 981042), (27462, 774881), (42654, 498893), (43382, 490521), (65073, 327014), (130146, 163507)]