21053694

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{152563}}^1$

素因数の和:152591

約数の個数: 16

約数和(自身を含む): 43938432

約数和(自身を除く): 22884738

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 152563, 305126, 457689, 915378, 3508949, 7017898, 10526847, 21053694]

約数ペア:

[(1, 21053694), (2, 10526847), (3, 7017898), (6, 3508949), (23, 915378), (46, 457689), (69, 305126), (138, 152563)]