21099680108

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{375359}}^1$

素因数の和:375446

約数の個数: 48

約数和(自身を含む): 42376642560

約数和(自身を除く): 21276962452

約数列:

[1, 2, 4, 13, 23, 26, 46, 47, 52, 92, 94, 188, 299, 598, 611, 1081, 1196, 1222, 2162, 2444, 4324, 14053, 28106, 56212, 375359, 750718, 1501436, 4879667, 8633257, 9759334, 17266514, 17641873, 19518668, 34533028, 35283746, 70567492, 112232341, 224464682, 229344349, 405763079, 448929364, 458688698, 811526158, 917377396, 1623052316, 5274920027, 10549840054, 21099680108]

約数ペア:

[(1, 21099680108), (2, 10549840054), (4, 5274920027), (13, 1623052316), (23, 917377396), (26, 811526158), (46, 458688698), (47, 448929364), (52, 405763079), (92, 229344349), (94, 224464682), (188, 112232341), (299, 70567492), (598, 35283746), (611, 34533028), (1081, 19518668), (1196, 17641873), (1222, 17266514), (2162, 9759334), (2444, 8633257), (4324, 4879667), (14053, 1501436), (28106, 750718), (56212, 375359)]