21490168322

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1997}}^1\times {\mathrm{14503}}^1$

素因数の和:16562

約数の個数: 32

約数和(自身を含む): 37556773632

約数和(自身を除く): 16066605310

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 1997, 3994, 13979, 14503, 27958, 29006, 101521, 105841, 203042, 211682, 740887, 768659, 1481774, 1537318, 5380613, 10761226, 28962491, 57924982, 202737437, 405474874, 1535012023, 3070024046, 10745084161, 21490168322]

約数ペア:

[(1, 21490168322), (2, 10745084161), (7, 3070024046), (14, 1535012023), (53, 405474874), (106, 202737437), (371, 57924982), (742, 28962491), (1997, 10761226), (3994, 5380613), (13979, 1537318), (14503, 1481774), (27958, 768659), (29006, 740887), (101521, 211682), (105841, 203042)]