21664104

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{617}}^1$

素因数の和:663

約数の個数: 128

約数和(自身を含む): 71193600

約数和(自身を除く): 49529496

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 19, 21, 22, 24, 28, 33, 38, 42, 44, 56, 57, 66, 76, 77, 84, 88, 114, 132, 133, 152, 154, 168, 209, 228, 231, 264, 266, 308, 399, 418, 456, 462, 532, 616, 617, 627, 798, 836, 924, 1064, 1234, 1254, 1463, 1596, 1672, 1848, 1851, 2468, 2508, 2926, 3192, 3702, 4319, 4389, 4936, 5016, 5852, 6787, 7404, 8638, 8778, 11704, 11723, 12957, 13574, 14808, 17276, 17556, 20361, 23446, 25914, 27148, 34552, 35112, 35169, 40722, 46892, 47509, 51828, 54296, 70338, 81444, 82061, 93784, 95018, 103656, 128953, 140676, 142527, 162888, 164122, 190036, 246183, 257906, 281352, 285054, 328244, 380072, 386859, 492366, 515812, 570108, 656488, 773718, 902671, 984732, 1031624, 1140216, 1547436, 1805342, 1969464, 2708013, 3094872, 3610684, 5416026, 7221368, 10832052, 21664104]

約数ペア:

[(1, 21664104), (2, 10832052), (3, 7221368), (4, 5416026), (6, 3610684), (7, 3094872), (8, 2708013), (11, 1969464), (12, 1805342), (14, 1547436), (19, 1140216), (21, 1031624), (22, 984732), (24, 902671), (28, 773718), (33, 656488), (38, 570108), (42, 515812), (44, 492366), (56, 386859), (57, 380072), (66, 328244), (76, 285054), (77, 281352), (84, 257906), (88, 246183), (114, 190036), (132, 164122), (133, 162888), (152, 142527), (154, 140676), (168, 128953), (209, 103656), (228, 95018), (231, 93784), (264, 82061), (266, 81444), (308, 70338), (399, 54296), (418, 51828), (456, 47509), (462, 46892), (532, 40722), (616, 35169), (617, 35112), (627, 34552), (798, 27148), (836, 25914), (924, 23446), (1064, 20361), (1234, 17556), (1254, 17276), (1463, 14808), (1596, 13574), (1672, 12957), (1848, 11723), (1851, 11704), (2468, 8778), (2508, 8638), (2926, 7404), (3192, 6787), (3702, 5852), (4319, 5016), (4389, 4936)]