21464604

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4483}}^1$

素因数の和:4519

約数の個数: 72

約数和(自身を含む): 65287040

約数和(自身を除く): 43822436

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 171, 228, 252, 266, 342, 399, 532, 684, 798, 1197, 1596, 2394, 4483, 4788, 8966, 13449, 17932, 26898, 31381, 40347, 53796, 62762, 80694, 85177, 94143, 125524, 161388, 170354, 188286, 255531, 282429, 340708, 376572, 511062, 564858, 596239, 766593, 1022124, 1129716, 1192478, 1533186, 1788717, 2384956, 3066372, 3577434, 5366151, 7154868, 10732302, 21464604]

約数ペア:

[(1, 21464604), (2, 10732302), (3, 7154868), (4, 5366151), (6, 3577434), (7, 3066372), (9, 2384956), (12, 1788717), (14, 1533186), (18, 1192478), (19, 1129716), (21, 1022124), (28, 766593), (36, 596239), (38, 564858), (42, 511062), (57, 376572), (63, 340708), (76, 282429), (84, 255531), (114, 188286), (126, 170354), (133, 161388), (171, 125524), (228, 94143), (252, 85177), (266, 80694), (342, 62762), (399, 53796), (532, 40347), (684, 31381), (798, 26898), (1197, 17932), (1596, 13449), (2394, 8966), (4483, 4788)]