21554433208

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{17789}}^1$

素因数の和:18101

約数の個数: 96

約数和(自身を含む): 51472162800

約数和(自身を除く): 29917729592

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 49, 56, 77, 88, 98, 154, 196, 281, 308, 392, 539, 562, 616, 1078, 1124, 1967, 2156, 2248, 3091, 3934, 4312, 6182, 7868, 12364, 13769, 15736, 17789, 21637, 24728, 27538, 35578, 43274, 55076, 71156, 86548, 110152, 124523, 142312, 151459, 173096, 195679, 249046, 302918, 391358, 498092, 605836, 782716, 871661, 996184, 1211672, 1369753, 1565432, 1743322, 2739506, 3486644, 4998709, 5479012, 6973288, 9588271, 9997418, 10958024, 19176542, 19994836, 34990963, 38353084, 39989672, 54985799, 69981926, 76706168, 109971598, 139963852, 219943196, 244936741, 279927704, 384900593, 439886392, 489873482, 769801186, 979746964, 1539602372, 1959493928, 2694304151, 3079204744, 5388608302, 10777216604, 21554433208]

約数ペア:

[(1, 21554433208), (2, 10777216604), (4, 5388608302), (7, 3079204744), (8, 2694304151), (11, 1959493928), (14, 1539602372), (22, 979746964), (28, 769801186), (44, 489873482), (49, 439886392), (56, 384900593), (77, 279927704), (88, 244936741), (98, 219943196), (154, 139963852), (196, 109971598), (281, 76706168), (308, 69981926), (392, 54985799), (539, 39989672), (562, 38353084), (616, 34990963), (1078, 19994836), (1124, 19176542), (1967, 10958024), (2156, 9997418), (2248, 9588271), (3091, 6973288), (3934, 5479012), (4312, 4998709), (6182, 3486644), (7868, 2739506), (12364, 1743322), (13769, 1565432), (15736, 1369753), (17789, 1211672), (21637, 996184), (24728, 871661), (27538, 782716), (35578, 605836), (43274, 498092), (55076, 391358), (71156, 302918), (86548, 249046), (110152, 195679), (124523, 173096), (142312, 151459)]