21313474

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{647}}^1$

素因数の和:850

約数の個数: 32

約数和(自身を含む): 39626496

約数和(自身を除く): 18313022

約数列:

[1, 2, 7, 13, 14, 26, 91, 181, 182, 362, 647, 1267, 1294, 2353, 2534, 4529, 4706, 8411, 9058, 16471, 16822, 32942, 58877, 117107, 117754, 234214, 819749, 1522391, 1639498, 3044782, 10656737, 21313474]

約数ペア:

[(1, 21313474), (2, 10656737), (7, 3044782), (13, 1639498), (14, 1522391), (26, 819749), (91, 234214), (181, 117754), (182, 117107), (362, 58877), (647, 32942), (1267, 16822), (1294, 16471), (2353, 9058), (2534, 8411), (4529, 4706)]