21023310

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{479}}^1$

素因数の和:526

約数の個数: 128

約数和(自身を含む): 66355200

約数和(自身を除く): 45331890

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 19, 21, 22, 30, 33, 35, 38, 42, 55, 57, 66, 70, 77, 95, 105, 110, 114, 133, 154, 165, 190, 209, 210, 231, 266, 285, 330, 385, 399, 418, 462, 479, 570, 627, 665, 770, 798, 958, 1045, 1155, 1254, 1330, 1437, 1463, 1995, 2090, 2310, 2395, 2874, 2926, 3135, 3353, 3990, 4389, 4790, 5269, 6270, 6706, 7185, 7315, 8778, 9101, 10059, 10538, 14370, 14630, 15807, 16765, 18202, 20118, 21945, 26345, 27303, 31614, 33530, 36883, 43890, 45505, 50295, 52690, 54606, 63707, 73766, 79035, 91010, 100111, 100590, 110649, 127414, 136515, 158070, 184415, 191121, 200222, 221298, 273030, 300333, 318535, 368830, 382242, 500555, 553245, 600666, 637070, 700777, 955605, 1001110, 1106490, 1401554, 1501665, 1911210, 2102331, 3003330, 3503885, 4204662, 7007770, 10511655, 21023310]

約数ペア:

[(1, 21023310), (2, 10511655), (3, 7007770), (5, 4204662), (6, 3503885), (7, 3003330), (10, 2102331), (11, 1911210), (14, 1501665), (15, 1401554), (19, 1106490), (21, 1001110), (22, 955605), (30, 700777), (33, 637070), (35, 600666), (38, 553245), (42, 500555), (55, 382242), (57, 368830), (66, 318535), (70, 300333), (77, 273030), (95, 221298), (105, 200222), (110, 191121), (114, 184415), (133, 158070), (154, 136515), (165, 127414), (190, 110649), (209, 100590), (210, 100111), (231, 91010), (266, 79035), (285, 73766), (330, 63707), (385, 54606), (399, 52690), (418, 50295), (462, 45505), (479, 43890), (570, 36883), (627, 33530), (665, 31614), (770, 27303), (798, 26345), (958, 21945), (1045, 20118), (1155, 18202), (1254, 16765), (1330, 15807), (1437, 14630), (1463, 14370), (1995, 10538), (2090, 10059), (2310, 9101), (2395, 8778), (2874, 7315), (2926, 7185), (3135, 6706), (3353, 6270), (3990, 5269), (4389, 4790)]