21385194

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{53197}}^1$

素因数の和:53269

約数の個数: 16

約数和(自身を含む): 43409568

約数和(自身を除く): 22024374

約数列:

[1, 2, 3, 6, 67, 134, 201, 402, 53197, 106394, 159591, 319182, 3564199, 7128398, 10692597, 21385194]

約数ペア:

[(1, 21385194), (2, 10692597), (3, 7128398), (6, 3564199), (67, 319182), (134, 159591), (201, 106394), (402, 53197)]