21643584

素因数分解:

$2^6\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1$

素因数の和:400

約数の個数: 112

約数和(自身を含む): 64008000

約数和(自身を除く): 42364416

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 19, 24, 32, 34, 38, 48, 51, 57, 64, 68, 76, 96, 102, 114, 136, 152, 192, 204, 228, 272, 304, 323, 349, 408, 456, 544, 608, 646, 698, 816, 912, 969, 1047, 1088, 1216, 1292, 1396, 1632, 1824, 1938, 2094, 2584, 2792, 3264, 3648, 3876, 4188, 5168, 5584, 5933, 6631, 7752, 8376, 10336, 11168, 11866, 13262, 15504, 16752, 17799, 19893, 20672, 22336, 23732, 26524, 31008, 33504, 35598, 39786, 47464, 53048, 62016, 67008, 71196, 79572, 94928, 106096, 112727, 142392, 159144, 189856, 212192, 225454, 284784, 318288, 338181, 379712, 424384, 450908, 569568, 636576, 676362, 901816, 1139136, 1273152, 1352724, 1803632, 2705448, 3607264, 5410896, 7214528, 10821792, 21643584]

約数ペア:

[(1, 21643584), (2, 10821792), (3, 7214528), (4, 5410896), (6, 3607264), (8, 2705448), (12, 1803632), (16, 1352724), (17, 1273152), (19, 1139136), (24, 901816), (32, 676362), (34, 636576), (38, 569568), (48, 450908), (51, 424384), (57, 379712), (64, 338181), (68, 318288), (76, 284784), (96, 225454), (102, 212192), (114, 189856), (136, 159144), (152, 142392), (192, 112727), (204, 106096), (228, 94928), (272, 79572), (304, 71196), (323, 67008), (349, 62016), (408, 53048), (456, 47464), (544, 39786), (608, 35598), (646, 33504), (698, 31008), (816, 26524), (912, 23732), (969, 22336), (1047, 20672), (1088, 19893), (1216, 17799), (1292, 16752), (1396, 15504), (1632, 13262), (1824, 11866), (1938, 11168), (2094, 10336), (2584, 8376), (2792, 7752), (3264, 6631), (3648, 5933), (3876, 5584), (4188, 5168)]