21527632

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:236

約数の個数: 80

約数和(自身を含む): 50925312

約数和(自身を除く): 29397680

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 61, 92, 112, 122, 137, 161, 184, 244, 274, 322, 368, 427, 488, 548, 644, 854, 959, 976, 1096, 1288, 1403, 1708, 1918, 2192, 2576, 2806, 3151, 3416, 3836, 5612, 6302, 6832, 7672, 8357, 9821, 11224, 12604, 15344, 16714, 19642, 22057, 22448, 25208, 33428, 39284, 44114, 50416, 58499, 66856, 78568, 88228, 116998, 133712, 157136, 176456, 192211, 233996, 352912, 384422, 467992, 768844, 935984, 1345477, 1537688, 2690954, 3075376, 5381908, 10763816, 21527632]

約数ペア:

[(1, 21527632), (2, 10763816), (4, 5381908), (7, 3075376), (8, 2690954), (14, 1537688), (16, 1345477), (23, 935984), (28, 768844), (46, 467992), (56, 384422), (61, 352912), (92, 233996), (112, 192211), (122, 176456), (137, 157136), (161, 133712), (184, 116998), (244, 88228), (274, 78568), (322, 66856), (368, 58499), (427, 50416), (488, 44114), (548, 39284), (644, 33428), (854, 25208), (959, 22448), (976, 22057), (1096, 19642), (1288, 16714), (1403, 15344), (1708, 12604), (1918, 11224), (2192, 9821), (2576, 8357), (2806, 7672), (3151, 6832), (3416, 6302), (3836, 5612)]