21238814

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{16883}}^1$

素因数の和:16939

約数の個数: 16

約数和(自身を含む): 34645968

約数和(自身を除く): 13407154

約数列:

[1, 2, 17, 34, 37, 74, 629, 1258, 16883, 33766, 287011, 574022, 624671, 1249342, 10619407, 21238814]

約数ペア:

[(1, 21238814), (2, 10619407), (17, 1249342), (34, 624671), (37, 574022), (74, 287011), (629, 33766), (1258, 16883)]