21156576

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1657}}^1$

素因数の和:1696

約数の個数: 96

約数和(自身を含む): 66850560

約数和(自身を除く): 45693984

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 32, 38, 42, 48, 56, 57, 76, 84, 96, 112, 114, 133, 152, 168, 224, 228, 266, 304, 336, 399, 456, 532, 608, 672, 798, 912, 1064, 1596, 1657, 1824, 2128, 3192, 3314, 4256, 4971, 6384, 6628, 9942, 11599, 12768, 13256, 19884, 23198, 26512, 31483, 34797, 39768, 46396, 53024, 62966, 69594, 79536, 92792, 94449, 125932, 139188, 159072, 185584, 188898, 220381, 251864, 278376, 371168, 377796, 440762, 503728, 556752, 661143, 755592, 881524, 1007456, 1113504, 1322286, 1511184, 1763048, 2644572, 3022368, 3526096, 5289144, 7052192, 10578288, 21156576]

約数ペア:

[(1, 21156576), (2, 10578288), (3, 7052192), (4, 5289144), (6, 3526096), (7, 3022368), (8, 2644572), (12, 1763048), (14, 1511184), (16, 1322286), (19, 1113504), (21, 1007456), (24, 881524), (28, 755592), (32, 661143), (38, 556752), (42, 503728), (48, 440762), (56, 377796), (57, 371168), (76, 278376), (84, 251864), (96, 220381), (112, 188898), (114, 185584), (133, 159072), (152, 139188), (168, 125932), (224, 94449), (228, 92792), (266, 79536), (304, 69594), (336, 62966), (399, 53024), (456, 46396), (532, 39768), (608, 34797), (672, 31483), (798, 26512), (912, 23198), (1064, 19884), (1596, 13256), (1657, 12768), (1824, 11599), (2128, 9942), (3192, 6628), (3314, 6384), (4256, 4971)]