21664608

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{313}}^1$

素因数の和:436

約数の個数: 96

約数和(自身を含む): 65834496

約数和(自身を除く): 44169888

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 103, 112, 168, 206, 224, 309, 313, 336, 412, 618, 626, 672, 721, 824, 939, 1236, 1252, 1442, 1648, 1878, 2163, 2191, 2472, 2504, 2884, 3296, 3756, 4326, 4382, 4944, 5008, 5768, 6573, 7512, 8652, 8764, 9888, 10016, 11536, 13146, 15024, 17304, 17528, 23072, 26292, 30048, 32239, 34608, 35056, 52584, 64478, 69216, 70112, 96717, 105168, 128956, 193434, 210336, 225673, 257912, 386868, 451346, 515824, 677019, 773736, 902692, 1031648, 1354038, 1547472, 1805384, 2708076, 3094944, 3610768, 5416152, 7221536, 10832304, 21664608]

約数ペア:

[(1, 21664608), (2, 10832304), (3, 7221536), (4, 5416152), (6, 3610768), (7, 3094944), (8, 2708076), (12, 1805384), (14, 1547472), (16, 1354038), (21, 1031648), (24, 902692), (28, 773736), (32, 677019), (42, 515824), (48, 451346), (56, 386868), (84, 257912), (96, 225673), (103, 210336), (112, 193434), (168, 128956), (206, 105168), (224, 96717), (309, 70112), (313, 69216), (336, 64478), (412, 52584), (618, 35056), (626, 34608), (672, 32239), (721, 30048), (824, 26292), (939, 23072), (1236, 17528), (1252, 17304), (1442, 15024), (1648, 13146), (1878, 11536), (2163, 10016), (2191, 9888), (2472, 8764), (2504, 8652), (2884, 7512), (3296, 6573), (3756, 5768), (4326, 5008), (4382, 4944)]