21951568

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{59651}}^1$

素因数の和:59682

約数の個数: 20

約数和(自身を含む): 44381088

約数和(自身を除く): 22429520

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 59651, 119302, 238604, 477208, 954416, 1371973, 2743946, 5487892, 10975784, 21951568]

約数ペア:

[(1, 21951568), (2, 10975784), (4, 5487892), (8, 2743946), (16, 1371973), (23, 954416), (46, 477208), (92, 238604), (184, 119302), (368, 59651)]