21706489168

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{28289}}^1$

素因数の和:28365

約数の個数: 160

約数和(自身を含む): 56576378880

約数和(自身を除く): 34869889712

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 31, 34, 52, 56, 62, 68, 91, 104, 112, 119, 124, 136, 182, 208, 217, 221, 238, 248, 272, 364, 403, 434, 442, 476, 496, 527, 728, 806, 868, 884, 952, 1054, 1456, 1547, 1612, 1736, 1768, 1904, 2108, 2821, 3094, 3224, 3472, 3536, 3689, 4216, 5642, 6188, 6448, 6851, 7378, 8432, 11284, 12376, 13702, 14756, 22568, 24752, 27404, 28289, 29512, 45136, 47957, 54808, 56578, 59024, 95914, 109616, 113156, 191828, 198023, 226312, 367757, 383656, 396046, 452624, 480913, 735514, 767312, 792092, 876959, 961826, 1471028, 1584184, 1753918, 1923652, 2574299, 2942056, 3168368, 3366391, 3507836, 3847304, 5148598, 5884112, 6138713, 6251869, 6732782, 7015672, 7694608, 10297196, 11400467, 12277426, 12503738, 13465564, 14031344, 14908303, 20594392, 22800934, 24554852, 25007476, 26931128, 29816606, 41188784, 43763083, 45601868, 49109704, 50014952, 53862256, 59633212, 79803269, 87526166, 91203736, 98219408, 100029904, 104358121, 119266424, 159606538, 175052332, 182407472, 193807939, 208716242, 238532848, 319213076, 350104664, 387615878, 417432484, 638426152, 700209328, 775231756, 834864968, 1276852304, 1356655573, 1550463512, 1669729936, 2713311146, 3100927024, 5426622292, 10853244584, 21706489168]

約数ペア:

[(1, 21706489168), (2, 10853244584), (4, 5426622292), (7, 3100927024), (8, 2713311146), (13, 1669729936), (14, 1550463512), (16, 1356655573), (17, 1276852304), (26, 834864968), (28, 775231756), (31, 700209328), (34, 638426152), (52, 417432484), (56, 387615878), (62, 350104664), (68, 319213076), (91, 238532848), (104, 208716242), (112, 193807939), (119, 182407472), (124, 175052332), (136, 159606538), (182, 119266424), (208, 104358121), (217, 100029904), (221, 98219408), (238, 91203736), (248, 87526166), (272, 79803269), (364, 59633212), (403, 53862256), (434, 50014952), (442, 49109704), (476, 45601868), (496, 43763083), (527, 41188784), (728, 29816606), (806, 26931128), (868, 25007476), (884, 24554852), (952, 22800934), (1054, 20594392), (1456, 14908303), (1547, 14031344), (1612, 13465564), (1736, 12503738), (1768, 12277426), (1904, 11400467), (2108, 10297196), (2821, 7694608), (3094, 7015672), (3224, 6732782), (3472, 6251869), (3536, 6138713), (3689, 5884112), (4216, 5148598), (5642, 3847304), (6188, 3507836), (6448, 3366391), (6851, 3168368), (7378, 2942056), (8432, 2574299), (11284, 1923652), (12376, 1753918), (13702, 1584184), (14756, 1471028), (22568, 961826), (24752, 876959), (27404, 792092), (28289, 767312), (29512, 735514), (45136, 480913), (47957, 452624), (54808, 396046), (56578, 383656), (59024, 367757), (95914, 226312), (109616, 198023), (113156, 191828)]