21185898

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{153521}}^1$

素因数の和:153549

約数の個数: 16

約数和(自身を含む): 44214336

約数和(自身を除く): 23028438

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 153521, 307042, 460563, 921126, 3530983, 7061966, 10592949, 21185898]

約数ペア:

[(1, 21185898), (2, 10592949), (3, 7061966), (6, 3530983), (23, 921126), (46, 460563), (69, 307042), (138, 153521)]