21718234

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{331}}^1\times {\mathrm{619}}^1$

素因数の和:1005

約数の個数: 16

約数和(自身を含む): 33346080

約数和(自身を除く): 11627846

約数列:

[1, 2, 53, 106, 331, 619, 662, 1238, 17543, 32807, 35086, 65614, 204889, 409778, 10859117, 21718234]

約数ペア:

[(1, 21718234), (2, 10859117), (53, 409778), (106, 204889), (331, 65614), (619, 35086), (662, 32807), (1238, 17543)]