21628362

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{3931}}^1$

素因数の和:4074

約数の個数: 32

約数和(自身を含む): 49826304

約数和(自身を除く): 28197942

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 131, 262, 393, 786, 917, 1834, 2751, 3931, 5502, 7862, 11793, 23586, 27517, 55034, 82551, 165102, 514961, 1029922, 1544883, 3089766, 3604727, 7209454, 10814181, 21628362]

約数ペア:

[(1, 21628362), (2, 10814181), (3, 7209454), (6, 3604727), (7, 3089766), (14, 1544883), (21, 1029922), (42, 514961), (131, 165102), (262, 82551), (393, 55034), (786, 27517), (917, 23586), (1834, 11793), (2751, 7862), (3931, 5502)]