21467221430

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{32040629}}^1$

素因数の和:32040703

約数の個数: 16

約数和(自身を含む): 39217731120

約数和(自身を除く): 17750509690

約数列:

[1, 2, 5, 10, 67, 134, 335, 670, 32040629, 64081258, 160203145, 320406290, 2146722143, 4293444286, 10733610715, 21467221430]

約数ペア:

[(1, 21467221430), (2, 10733610715), (5, 4293444286), (10, 2146722143), (67, 320406290), (134, 160203145), (335, 64081258), (670, 32040629)]