21173262

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{167}}^1$

素因数の和:313

約数の個数: 64

約数和(自身を含む): 49641984

約数和(自身を除く): 28468722

約数列:

[1, 2, 3, 6, 11, 17, 22, 33, 34, 51, 66, 102, 113, 167, 187, 226, 334, 339, 374, 501, 561, 678, 1002, 1122, 1243, 1837, 1921, 2486, 2839, 3674, 3729, 3842, 5511, 5678, 5763, 7458, 8517, 11022, 11526, 17034, 18871, 21131, 31229, 37742, 42262, 56613, 62458, 63393, 93687, 113226, 126786, 187374, 207581, 320807, 415162, 622743, 641614, 962421, 1245486, 1924842, 3528877, 7057754, 10586631, 21173262]

約数ペア:

[(1, 21173262), (2, 10586631), (3, 7057754), (6, 3528877), (11, 1924842), (17, 1245486), (22, 962421), (33, 641614), (34, 622743), (51, 415162), (66, 320807), (102, 207581), (113, 187374), (167, 126786), (187, 113226), (226, 93687), (334, 63393), (339, 62458), (374, 56613), (501, 42262), (561, 37742), (678, 31229), (1002, 21131), (1122, 18871), (1243, 17034), (1837, 11526), (1921, 11022), (2486, 8517), (2839, 7458), (3674, 5763), (3729, 5678), (3842, 5511)]