21127893695

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1223}}^1\times {\mathrm{4229}}^1$

素因数の和:5519

約数の個数: 32

約数和(自身を含む): 27337305600

約数和(自身を除く): 6209411905

約数列:

[1, 5, 19, 43, 95, 215, 817, 1223, 4085, 4229, 6115, 21145, 23237, 52589, 80351, 116185, 181847, 262945, 401755, 909235, 999191, 3455093, 4995955, 5172067, 17275465, 25860335, 98269273, 222398881, 491346365, 1111994405, 4225578739, 21127893695]

約数ペア:

[(1, 21127893695), (5, 4225578739), (19, 1111994405), (43, 491346365), (95, 222398881), (215, 98269273), (817, 25860335), (1223, 17275465), (4085, 5172067), (4229, 4995955), (6115, 3455093), (21145, 999191), (23237, 909235), (52589, 401755), (80351, 262945), (116185, 181847)]