21974914

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{599}}^1$

素因数の和:714

約数の個数: 32

約数和(自身を含む): 38102400

約数和(自身を除く): 16127486

約数列:

[1, 2, 13, 17, 26, 34, 83, 166, 221, 442, 599, 1079, 1198, 1411, 2158, 2822, 7787, 10183, 15574, 18343, 20366, 36686, 49717, 99434, 132379, 264758, 646321, 845189, 1292642, 1690378, 10987457, 21974914]

約数ペア:

[(1, 21974914), (2, 10987457), (13, 1690378), (17, 1292642), (26, 845189), (34, 646321), (83, 264758), (166, 132379), (221, 99434), (442, 49717), (599, 36686), (1079, 20366), (1198, 18343), (1411, 15574), (2158, 10183), (2822, 7787)]