21167805375

素因数分解:

$3^2\times 5^3\times {\mathrm{2161}}^1\times {\mathrm{8707}}^1$

素因数の和:10889

約数の個数: 48

約数和(自身を含む): 38180539488

約数和(自身を除く): 17012734113

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 375, 1125, 2161, 6483, 8707, 10805, 19449, 26121, 32415, 43535, 54025, 78363, 97245, 130605, 162075, 217675, 270125, 391815, 486225, 653025, 810375, 1088375, 1959075, 2431125, 3265125, 9795375, 18815827, 56447481, 94079135, 169342443, 282237405, 470395675, 846712215, 1411187025, 2351978375, 4233561075, 7055935125, 21167805375]

約数ペア:

[(1, 21167805375), (3, 7055935125), (5, 4233561075), (9, 2351978375), (15, 1411187025), (25, 846712215), (45, 470395675), (75, 282237405), (125, 169342443), (225, 94079135), (375, 56447481), (1125, 18815827), (2161, 9795375), (6483, 3265125), (8707, 2431125), (10805, 1959075), (19449, 1088375), (26121, 810375), (32415, 653025), (43535, 486225), (54025, 391815), (78363, 270125), (97245, 217675), (130605, 162075)]