21352346

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{863}}^1$

素因数の和:1093

約数の個数: 16

約数和(自身を含む): 32659200

約数和(自身を除く): 11306854

約数列:

[1, 2, 89, 139, 178, 278, 863, 1726, 12371, 24742, 76807, 119957, 153614, 239914, 10676173, 21352346]

約数ペア:

[(1, 21352346), (2, 10676173), (89, 239914), (139, 153614), (178, 119957), (278, 76807), (863, 24742), (1726, 12371)]