21000702

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{4909}}^1$

素因数の和:4968

約数の個数: 32

約数和(自身を含む): 45250560

約数和(自身を除く): 24249858

約数列:

[1, 2, 3, 6, 23, 31, 46, 62, 69, 93, 138, 186, 713, 1426, 2139, 4278, 4909, 9818, 14727, 29454, 112907, 152179, 225814, 304358, 338721, 456537, 677442, 913074, 3500117, 7000234, 10500351, 21000702]

約数ペア:

[(1, 21000702), (2, 10500351), (3, 7000234), (6, 3500117), (23, 913074), (31, 677442), (46, 456537), (62, 338721), (69, 304358), (93, 225814), (138, 152179), (186, 112907), (713, 29454), (1426, 14727), (2139, 9818), (4278, 4909)]