21825578684

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{523}}^1\times {\mathrm{8819}}^1$

素因数の和:9379

約数の個数: 72

約数和(自身を含む): 47362976640

約数和(自身を除く): 25537397956

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 169, 182, 338, 364, 523, 676, 1046, 1183, 2092, 2366, 3661, 4732, 6799, 7322, 8819, 13598, 14644, 17638, 27196, 35276, 47593, 61733, 88387, 95186, 114647, 123466, 176774, 190372, 229294, 246932, 353548, 458588, 618709, 802529, 1237418, 1490411, 1605058, 2474836, 2980822, 3210116, 4612337, 5961644, 9224674, 10432877, 18449348, 20865754, 32286359, 41731508, 59960381, 64572718, 119920762, 129145436, 239841524, 419722667, 779484953, 839445334, 1558969906, 1678890668, 3117939812, 5456394671, 10912789342, 21825578684]

約数ペア:

[(1, 21825578684), (2, 10912789342), (4, 5456394671), (7, 3117939812), (13, 1678890668), (14, 1558969906), (26, 839445334), (28, 779484953), (52, 419722667), (91, 239841524), (169, 129145436), (182, 119920762), (338, 64572718), (364, 59960381), (523, 41731508), (676, 32286359), (1046, 20865754), (1183, 18449348), (2092, 10432877), (2366, 9224674), (3661, 5961644), (4732, 4612337), (6799, 3210116), (7322, 2980822), (8819, 2474836), (13598, 1605058), (14644, 1490411), (17638, 1237418), (27196, 802529), (35276, 618709), (47593, 458588), (61733, 353548), (88387, 246932), (95186, 229294), (114647, 190372), (123466, 176774)]