21570084

素因数分解:

$2^2\times 3^3\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:210

約数の個数: 96

約数和(自身を含む): 59270400

約数和(自身を除く): 37700316

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 29, 36, 54, 58, 71, 87, 97, 108, 116, 142, 174, 194, 213, 261, 284, 291, 348, 388, 426, 522, 582, 639, 783, 852, 873, 1044, 1164, 1278, 1566, 1746, 1917, 2059, 2556, 2619, 2813, 3132, 3492, 3834, 4118, 5238, 5626, 6177, 6887, 7668, 8236, 8439, 10476, 11252, 12354, 13774, 16878, 18531, 20661, 24708, 25317, 27548, 33756, 37062, 41322, 50634, 55593, 61983, 74124, 75951, 82644, 101268, 111186, 123966, 151902, 185949, 199723, 222372, 247932, 303804, 371898, 399446, 599169, 743796, 798892, 1198338, 1797507, 2396676, 3595014, 5392521, 7190028, 10785042, 21570084]

約数ペア:

[(1, 21570084), (2, 10785042), (3, 7190028), (4, 5392521), (6, 3595014), (9, 2396676), (12, 1797507), (18, 1198338), (27, 798892), (29, 743796), (36, 599169), (54, 399446), (58, 371898), (71, 303804), (87, 247932), (97, 222372), (108, 199723), (116, 185949), (142, 151902), (174, 123966), (194, 111186), (213, 101268), (261, 82644), (284, 75951), (291, 74124), (348, 61983), (388, 55593), (426, 50634), (522, 41322), (582, 37062), (639, 33756), (783, 27548), (852, 25317), (873, 24708), (1044, 20661), (1164, 18531), (1278, 16878), (1566, 13774), (1746, 12354), (1917, 11252), (2059, 10476), (2556, 8439), (2619, 8236), (2813, 7668), (3132, 6887), (3492, 6177), (3834, 5626), (4118, 5238)]