21318194

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{6917}}^1$

素因数の和:7009

約数の個数: 16

約数和(自身を含む): 33870528

約数和(自身を除く): 12552334

約数列:

[1, 2, 23, 46, 67, 134, 1541, 3082, 6917, 13834, 159091, 318182, 463439, 926878, 10659097, 21318194]

約数ペア:

[(1, 21318194), (2, 10659097), (23, 926878), (46, 463439), (67, 318182), (134, 159091), (1541, 13834), (3082, 6917)]