21030171

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{4621}}^1$

素因数の和:4702

約数の個数: 16

約数和(自身を含む): 29506848

約数和(自身を除く): 8476677

約数列:

[1, 3, 37, 41, 111, 123, 1517, 4551, 4621, 13863, 170977, 189461, 512931, 568383, 7010057, 21030171]

約数ペア:

[(1, 21030171), (3, 7010057), (37, 568383), (41, 512931), (111, 189461), (123, 170977), (1517, 13863), (4551, 4621)]