21069678

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{501659}}^1$

素因数の和:501671

約数の個数: 16

約数和(自身を含む): 48159360

約数和(自身を除く): 27089682

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 501659, 1003318, 1504977, 3009954, 3511613, 7023226, 10534839, 21069678]

約数ペア:

[(1, 21069678), (2, 10534839), (3, 7023226), (6, 3511613), (7, 3009954), (14, 1504977), (21, 1003318), (42, 501659)]