21398461728

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{539711}}^1$

素因数の和:539790

約数の個数: 96

約数和(自身を含む): 65283563520

約数和(自身を除く): 43885101792

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 59, 84, 96, 112, 118, 168, 177, 224, 236, 336, 354, 413, 472, 672, 708, 826, 944, 1239, 1416, 1652, 1888, 2478, 2832, 3304, 4956, 5664, 6608, 9912, 13216, 19824, 39648, 539711, 1079422, 1619133, 2158844, 3238266, 3777977, 4317688, 6476532, 7555954, 8635376, 11333931, 12953064, 15111908, 17270752, 22667862, 25906128, 30223816, 31842949, 45335724, 51812256, 60447632, 63685898, 90671448, 95528847, 120895264, 127371796, 181342896, 191057694, 222900643, 254743592, 362685792, 382115388, 445801286, 509487184, 668701929, 764230776, 891602572, 1018974368, 1337403858, 1528461552, 1783205144, 2674807716, 3056923104, 3566410288, 5349615432, 7132820576, 10699230864, 21398461728]

約数ペア:

[(1, 21398461728), (2, 10699230864), (3, 7132820576), (4, 5349615432), (6, 3566410288), (7, 3056923104), (8, 2674807716), (12, 1783205144), (14, 1528461552), (16, 1337403858), (21, 1018974368), (24, 891602572), (28, 764230776), (32, 668701929), (42, 509487184), (48, 445801286), (56, 382115388), (59, 362685792), (84, 254743592), (96, 222900643), (112, 191057694), (118, 181342896), (168, 127371796), (177, 120895264), (224, 95528847), (236, 90671448), (336, 63685898), (354, 60447632), (413, 51812256), (472, 45335724), (672, 31842949), (708, 30223816), (826, 25906128), (944, 22667862), (1239, 17270752), (1416, 15111908), (1652, 12953064), (1888, 11333931), (2478, 8635376), (2832, 7555954), (3304, 6476532), (4956, 4317688), (5664, 3777977), (6608, 3238266), (9912, 2158844), (13216, 1619133), (19824, 1079422), (39648, 539711)]