21054054

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{501287}}^1$

素因数の和:501299

約数の個数: 16

約数和(自身を含む): 48123648

約数和(自身を除く): 27069594

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 501287, 1002574, 1503861, 3007722, 3509009, 7018018, 10527027, 21054054]

約数ペア:

[(1, 21054054), (2, 10527027), (3, 7018018), (6, 3509009), (7, 3007722), (14, 1503861), (21, 1002574), (42, 501287)]