21768226

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{251}}^1\times {\mathrm{421}}^1$

素因数の和:777

約数の個数: 16

約数和(自身を含む): 33179328

約数和(自身を除く): 11411102

約数列:

[1, 2, 103, 206, 251, 421, 502, 842, 25853, 43363, 51706, 86726, 105671, 211342, 10884113, 21768226]

約数ペア:

[(1, 21768226), (2, 10884113), (103, 211342), (206, 105671), (251, 86726), (421, 51706), (502, 43363), (842, 25853)]