21516040897

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{549313}}^1$

素因数の和:549480

約数の個数: 16

約数和(自身を含む): 24363174528

約数和(自身を除く): 2847133631

約数列:

[1, 13, 23, 131, 299, 1703, 3013, 39169, 549313, 7141069, 12634199, 71960003, 164244587, 935480039, 1655080069, 21516040897]

約数ペア:

[(1, 21516040897), (13, 1655080069), (23, 935480039), (131, 164244587), (299, 71960003), (1703, 12634199), (3013, 7141069), (39169, 549313)]