21485846

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{6353}}^1$

素因数の和:6463

約数の個数: 16

約数和(自身を含む): 34311600

約数和(自身を除く): 12825754

約数列:

[1, 2, 19, 38, 89, 178, 1691, 3382, 6353, 12706, 120707, 241414, 565417, 1130834, 10742923, 21485846]

約数ペア:

[(1, 21485846), (2, 10742923), (19, 1130834), (38, 565417), (89, 241414), (178, 120707), (1691, 12706), (3382, 6353)]