20211001722

素因数分解:

$2^1\times 3^2\times {\mathrm{661}}^1\times {\mathrm{1698689}}^1$

素因数の和:1699358

約数の個数: 24

約数和(自身を含む): 43856778420

約数和(自身を除く): 23645776698

約数列:

[1, 2, 3, 6, 9, 18, 661, 1322, 1983, 3966, 5949, 11898, 1698689, 3397378, 5096067, 10192134, 15288201, 30576402, 1122833429, 2245666858, 3368500287, 6737000574, 10105500861, 20211001722]

約数ペア:

[(1, 20211001722), (2, 10105500861), (3, 6737000574), (6, 3368500287), (9, 2245666858), (18, 1122833429), (661, 30576402), (1322, 15288201), (1983, 10192134), (3966, 5096067), (5949, 3397378), (11898, 1698689)]