21727062

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{229}}^1\times {\mathrm{251}}^1$

素因数の和:498

約数の個数: 64

約数和(自身を含む): 55641600

約数和(自身を除く): 33914538

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 229, 251, 378, 458, 502, 687, 753, 1374, 1506, 1603, 1757, 2061, 2259, 3206, 3514, 4122, 4518, 4809, 5271, 6183, 6777, 9618, 10542, 12366, 13554, 14427, 15813, 28854, 31626, 43281, 47439, 57479, 86562, 94878, 114958, 172437, 344874, 402353, 517311, 804706, 1034622, 1207059, 1551933, 2414118, 3103866, 3621177, 7242354, 10863531, 21727062]

約数ペア:

[(1, 21727062), (2, 10863531), (3, 7242354), (6, 3621177), (7, 3103866), (9, 2414118), (14, 1551933), (18, 1207059), (21, 1034622), (27, 804706), (42, 517311), (54, 402353), (63, 344874), (126, 172437), (189, 114958), (229, 94878), (251, 86562), (378, 57479), (458, 47439), (502, 43281), (687, 31626), (753, 28854), (1374, 15813), (1506, 14427), (1603, 13554), (1757, 12366), (2061, 10542), (2259, 9618), (3206, 6777), (3514, 6183), (4122, 5271), (4518, 4809)]