21843008

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:136

約数の個数: 112

約数和(自身を含む): 52669440

約数和(自身を除く): 30826432

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 23, 32, 38, 44, 46, 64, 71, 76, 88, 92, 142, 152, 176, 184, 209, 253, 284, 304, 352, 368, 418, 437, 506, 568, 608, 704, 736, 781, 836, 874, 1012, 1136, 1216, 1349, 1472, 1562, 1633, 1672, 1748, 2024, 2272, 2698, 3124, 3266, 3344, 3496, 4048, 4544, 4807, 5396, 6248, 6532, 6688, 6992, 8096, 9614, 10792, 12496, 13064, 13376, 13984, 14839, 16192, 17963, 19228, 21584, 24992, 26128, 27968, 29678, 31027, 35926, 38456, 43168, 49984, 52256, 59356, 62054, 71852, 76912, 86336, 104512, 118712, 124108, 143704, 153824, 237424, 248216, 287408, 307648, 341297, 474848, 496432, 574816, 682594, 949696, 992864, 1149632, 1365188, 1985728, 2730376, 5460752, 10921504, 21843008]

約数ペア:

[(1, 21843008), (2, 10921504), (4, 5460752), (8, 2730376), (11, 1985728), (16, 1365188), (19, 1149632), (22, 992864), (23, 949696), (32, 682594), (38, 574816), (44, 496432), (46, 474848), (64, 341297), (71, 307648), (76, 287408), (88, 248216), (92, 237424), (142, 153824), (152, 143704), (176, 124108), (184, 118712), (209, 104512), (253, 86336), (284, 76912), (304, 71852), (352, 62054), (368, 59356), (418, 52256), (437, 49984), (506, 43168), (568, 38456), (608, 35926), (704, 31027), (736, 29678), (781, 27968), (836, 26128), (874, 24992), (1012, 21584), (1136, 19228), (1216, 17963), (1349, 16192), (1472, 14839), (1562, 13984), (1633, 13376), (1672, 13064), (1748, 12496), (2024, 10792), (2272, 9614), (2698, 8096), (3124, 6992), (3266, 6688), (3344, 6532), (3496, 6248), (4048, 5396), (4544, 4807)]