21596198

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43717}}^1$

素因数の和:43751

約数の個数: 16

約数和(自身を含む): 36723120

約数和(自身を除く): 15126922

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 43717, 87434, 568321, 830623, 1136642, 1661246, 10798099, 21596198]

約数ペア:

[(1, 21596198), (2, 10798099), (13, 1661246), (19, 1136642), (26, 830623), (38, 568321), (247, 87434), (494, 43717)]