21131397966

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{9492991}}^1$

素因数の和:9493056

約数の個数: 32

約数和(自身を含む): 49211670528

約数和(自身を除く): 28080272562

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 106, 159, 318, 371, 742, 1113, 2226, 9492991, 18985982, 28478973, 56957946, 66450937, 132901874, 199352811, 398705622, 503128523, 1006257046, 1509385569, 3018771138, 3521899661, 7043799322, 10565698983, 21131397966]

約数ペア:

[(1, 21131397966), (2, 10565698983), (3, 7043799322), (6, 3521899661), (7, 3018771138), (14, 1509385569), (21, 1006257046), (42, 503128523), (53, 398705622), (106, 199352811), (159, 132901874), (318, 66450937), (371, 56957946), (742, 28478973), (1113, 18985982), (2226, 9492991)]