21250614

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{6571}}^1$

素因数の和:6601

約数の個数: 48

約数和(自身を含む): 53942976

約数和(自身を除く): 32692362

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 49, 66, 77, 98, 147, 154, 231, 294, 462, 539, 1078, 1617, 3234, 6571, 13142, 19713, 39426, 45997, 72281, 91994, 137991, 144562, 216843, 275982, 321979, 433686, 505967, 643958, 965937, 1011934, 1517901, 1931874, 3035802, 3541769, 7083538, 10625307, 21250614]

約数ペア:

[(1, 21250614), (2, 10625307), (3, 7083538), (6, 3541769), (7, 3035802), (11, 1931874), (14, 1517901), (21, 1011934), (22, 965937), (33, 643958), (42, 505967), (49, 433686), (66, 321979), (77, 275982), (98, 216843), (147, 144562), (154, 137991), (231, 91994), (294, 72281), (462, 45997), (539, 39426), (1078, 19713), (1617, 13142), (3234, 6571)]