21663542017

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{127}}^1\times {\mathrm{45403}}^1$

素因数の和:45577

約数の個数: 24

約数和(自身を含む): 24978738176

約数和(自身を除く): 3315196159

約数列:

[1, 13, 17, 127, 221, 289, 1651, 2159, 3757, 28067, 36703, 45403, 477139, 590239, 771851, 5766181, 10034063, 13121467, 74960353, 98025077, 170579071, 1274326001, 1666426309, 21663542017]

約数ペア:

[(1, 21663542017), (13, 1666426309), (17, 1274326001), (127, 170579071), (221, 98025077), (289, 74960353), (1651, 13121467), (2159, 10034063), (3757, 5766181), (28067, 771851), (36703, 590239), (45403, 477139)]