21586869297

素因数分解:

$3^2\times 7^3\times {\mathrm{17}}^1\times {\mathrm{439}}^1\times {\mathrm{937}}^1$

素因数の和:1420

約数の個数: 96

約数和(自身を含む): 38630592000

約数和(自身を除く): 17043722703

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 119, 147, 153, 343, 357, 439, 441, 833, 937, 1029, 1071, 1317, 2499, 2811, 3073, 3087, 3951, 5831, 6559, 7463, 7497, 8433, 9219, 15929, 17493, 19677, 21511, 22389, 27657, 45913, 47787, 52241, 52479, 59031, 64533, 67167, 111503, 137739, 143361, 150577, 156723, 193599, 321391, 334509, 365687, 411343, 413217, 451731, 470169, 780521, 964173, 1003527, 1097061, 1234029, 1355193, 2341563, 2559809, 2879401, 2892519, 3291183, 3702087, 5463647, 6992831, 7024689, 7679427, 8638203, 16390941, 20155807, 20978493, 23038281, 25914609, 48949817, 49172823, 60467421, 62935479, 141090649, 146849451, 181402263, 342648719, 423271947, 440548353, 1027946157, 1269815841, 2398541033, 3083838471, 7195623099, 21586869297]

約数ペア:

[(1, 21586869297), (3, 7195623099), (7, 3083838471), (9, 2398541033), (17, 1269815841), (21, 1027946157), (49, 440548353), (51, 423271947), (63, 342648719), (119, 181402263), (147, 146849451), (153, 141090649), (343, 62935479), (357, 60467421), (439, 49172823), (441, 48949817), (833, 25914609), (937, 23038281), (1029, 20978493), (1071, 20155807), (1317, 16390941), (2499, 8638203), (2811, 7679427), (3073, 7024689), (3087, 6992831), (3951, 5463647), (5831, 3702087), (6559, 3291183), (7463, 2892519), (7497, 2879401), (8433, 2559809), (9219, 2341563), (15929, 1355193), (17493, 1234029), (19677, 1097061), (21511, 1003527), (22389, 964173), (27657, 780521), (45913, 470169), (47787, 451731), (52241, 413217), (52479, 411343), (59031, 365687), (64533, 334509), (67167, 321391), (111503, 193599), (137739, 156723), (143361, 150577)]