21335160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2309}}^1$

素因数の和:2341

約数の個数: 128

約数和(自身を含む): 79833600

約数和(自身を除く): 58498440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 210, 220, 231, 264, 280, 308, 330, 385, 420, 440, 462, 616, 660, 770, 840, 924, 1155, 1320, 1540, 1848, 2309, 2310, 3080, 4618, 4620, 6927, 9236, 9240, 11545, 13854, 16163, 18472, 23090, 25399, 27708, 32326, 34635, 46180, 48489, 50798, 55416, 64652, 69270, 76197, 80815, 92360, 96978, 101596, 126995, 129304, 138540, 152394, 161630, 177793, 193956, 203192, 242445, 253990, 277080, 304788, 323260, 355586, 380985, 387912, 484890, 507980, 533379, 609576, 646520, 711172, 761970, 888965, 969780, 1015960, 1066758, 1422344, 1523940, 1777930, 1939560, 2133516, 2666895, 3047880, 3555860, 4267032, 5333790, 7111720, 10667580, 21335160]

約数ペア:

[(1, 21335160), (2, 10667580), (3, 7111720), (4, 5333790), (5, 4267032), (6, 3555860), (7, 3047880), (8, 2666895), (10, 2133516), (11, 1939560), (12, 1777930), (14, 1523940), (15, 1422344), (20, 1066758), (21, 1015960), (22, 969780), (24, 888965), (28, 761970), (30, 711172), (33, 646520), (35, 609576), (40, 533379), (42, 507980), (44, 484890), (55, 387912), (56, 380985), (60, 355586), (66, 323260), (70, 304788), (77, 277080), (84, 253990), (88, 242445), (105, 203192), (110, 193956), (120, 177793), (132, 161630), (140, 152394), (154, 138540), (165, 129304), (168, 126995), (210, 101596), (220, 96978), (231, 92360), (264, 80815), (280, 76197), (308, 69270), (330, 64652), (385, 55416), (420, 50798), (440, 48489), (462, 46180), (616, 34635), (660, 32326), (770, 27708), (840, 25399), (924, 23090), (1155, 18472), (1320, 16163), (1540, 13854), (1848, 11545), (2309, 9240), (2310, 9236), (3080, 6927), (4618, 4620)]