2017210221

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{907427}}^1$

素因数の和:907465

約数の個数: 24

約数和(自身を含む): 3303037920

約数和(自身を除く): 1285827699

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 907427, 2722281, 8166843, 11796551, 17241113, 35389653, 51723339, 106168959, 155170017, 224134469, 672403407, 2017210221]

約数ペア:

[(1, 2017210221), (3, 672403407), (9, 224134469), (13, 155170017), (19, 106168959), (39, 51723339), (57, 35389653), (117, 17241113), (171, 11796551), (247, 8166843), (741, 2722281), (2223, 907427)]