21142428

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{76603}}^1$

素因数の和:76633

約数の個数: 24

約数和(自身を含む): 51477888

約数和(自身を除く): 30335460

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 76603, 153206, 229809, 306412, 459618, 919236, 1761869, 3523738, 5285607, 7047476, 10571214, 21142428]

約数ペア:

[(1, 21142428), (2, 10571214), (3, 7047476), (4, 5285607), (6, 3523738), (12, 1761869), (23, 919236), (46, 459618), (69, 306412), (92, 229809), (138, 153206), (276, 76603)]