21981760128

素因数分解:

$2^7\times 3^3\times {\mathrm{47}}^1\times {\mathrm{135329}}^1$

素因数の和:135399

約数の個数: 128

約数和(自身を含む): 66257568000

約数和(自身を除く): 44275807872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 47, 48, 54, 64, 72, 94, 96, 108, 128, 141, 144, 188, 192, 216, 282, 288, 376, 384, 423, 432, 564, 576, 752, 846, 864, 1128, 1152, 1269, 1504, 1692, 1728, 2256, 2538, 3008, 3384, 3456, 4512, 5076, 6016, 6768, 9024, 10152, 13536, 18048, 20304, 27072, 40608, 54144, 81216, 135329, 162432, 270658, 405987, 541316, 811974, 1082632, 1217961, 1623948, 2165264, 2435922, 3247896, 3653883, 4330528, 4871844, 6360463, 6495792, 7307766, 8661056, 9743688, 12720926, 12991584, 14615532, 17322112, 19081389, 19487376, 25441852, 25983168, 29231064, 38162778, 38974752, 50883704, 51966336, 57244167, 58462128, 76325556, 77949504, 101767408, 114488334, 116924256, 152651112, 155899008, 171732501, 203534816, 228976668, 233848512, 305302224, 343465002, 407069632, 457953336, 467697024, 610604448, 686930004, 814139264, 915906672, 1221208896, 1373860008, 1831813344, 2442417792, 2747720016, 3663626688, 5495440032, 7327253376, 10990880064, 21981760128]

約数ペア:

[(1, 21981760128), (2, 10990880064), (3, 7327253376), (4, 5495440032), (6, 3663626688), (8, 2747720016), (9, 2442417792), (12, 1831813344), (16, 1373860008), (18, 1221208896), (24, 915906672), (27, 814139264), (32, 686930004), (36, 610604448), (47, 467697024), (48, 457953336), (54, 407069632), (64, 343465002), (72, 305302224), (94, 233848512), (96, 228976668), (108, 203534816), (128, 171732501), (141, 155899008), (144, 152651112), (188, 116924256), (192, 114488334), (216, 101767408), (282, 77949504), (288, 76325556), (376, 58462128), (384, 57244167), (423, 51966336), (432, 50883704), (564, 38974752), (576, 38162778), (752, 29231064), (846, 25983168), (864, 25441852), (1128, 19487376), (1152, 19081389), (1269, 17322112), (1504, 14615532), (1692, 12991584), (1728, 12720926), (2256, 9743688), (2538, 8661056), (3008, 7307766), (3384, 6495792), (3456, 6360463), (4512, 4871844), (5076, 4330528), (6016, 3653883), (6768, 3247896), (9024, 2435922), (10152, 2165264), (13536, 1623948), (18048, 1217961), (20304, 1082632), (27072, 811974), (40608, 541316), (54144, 405987), (81216, 270658), (135329, 162432)]