20211484818

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{68746547}}^1$

素因数の和:68746566

約数の個数: 24

約数和(自身を含む): 47022638832

約数和(自身を除く): 26811154014

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 68746547, 137493094, 206239641, 412479282, 481225829, 962451658, 1443677487, 2887354974, 3368580803, 6737161606, 10105742409, 20211484818]

約数ペア:

[(1, 20211484818), (2, 10105742409), (3, 6737161606), (6, 3368580803), (7, 2887354974), (14, 1443677487), (21, 962451658), (42, 481225829), (49, 412479282), (98, 206239641), (147, 137493094), (294, 68746547)]