21130145764

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{19819}}^1$

素因数の和:19973

約数の個数: 96

約数和(自身を含む): 47548972800

約数和(自身を除く): 26418827036

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 29, 52, 58, 91, 101, 116, 182, 202, 203, 364, 377, 404, 406, 707, 754, 812, 1313, 1414, 1508, 2626, 2639, 2828, 2929, 5252, 5278, 5858, 9191, 10556, 11716, 18382, 19819, 20503, 36764, 38077, 39638, 41006, 76154, 79276, 82012, 138733, 152308, 257647, 266539, 277466, 515294, 533078, 554932, 574751, 1030588, 1066156, 1149502, 1803529, 2001719, 2299004, 3607058, 4003438, 4023257, 7214116, 7471763, 8006876, 8046514, 14012033, 14943526, 16093028, 26022347, 28024066, 29887052, 52044694, 52302341, 56048132, 58049851, 104089388, 104604682, 116099702, 182156429, 209209364, 232199404, 364312858, 406348957, 728625716, 754648063, 812697914, 1509296126, 1625395828, 3018592252, 5282536441, 10565072882, 21130145764]

約数ペア:

[(1, 21130145764), (2, 10565072882), (4, 5282536441), (7, 3018592252), (13, 1625395828), (14, 1509296126), (26, 812697914), (28, 754648063), (29, 728625716), (52, 406348957), (58, 364312858), (91, 232199404), (101, 209209364), (116, 182156429), (182, 116099702), (202, 104604682), (203, 104089388), (364, 58049851), (377, 56048132), (404, 52302341), (406, 52044694), (707, 29887052), (754, 28024066), (812, 26022347), (1313, 16093028), (1414, 14943526), (1508, 14012033), (2626, 8046514), (2639, 8006876), (2828, 7471763), (2929, 7214116), (5252, 4023257), (5278, 4003438), (5858, 3607058), (9191, 2299004), (10556, 2001719), (11716, 1803529), (18382, 1149502), (19819, 1066156), (20503, 1030588), (36764, 574751), (38077, 554932), (39638, 533078), (41006, 515294), (76154, 277466), (79276, 266539), (82012, 257647), (138733, 152308)]