21119882

素因数分解:

$2^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{1811}}^1$

素因数の和:1851

約数の個数: 32

約数和(自身を含む): 39139200

約数和(自身を除く): 18019318

約数列:

[1, 2, 7, 14, 17, 34, 49, 98, 119, 238, 343, 686, 833, 1666, 1811, 3622, 5831, 11662, 12677, 25354, 30787, 61574, 88739, 177478, 215509, 431018, 621173, 1242346, 1508563, 3017126, 10559941, 21119882]

約数ペア:

[(1, 21119882), (2, 10559941), (7, 3017126), (14, 1508563), (17, 1242346), (34, 621173), (49, 431018), (98, 215509), (119, 177478), (238, 88739), (343, 61574), (686, 30787), (833, 25354), (1666, 12677), (1811, 11662), (3622, 5831)]