21148049657

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{2141141}}^1$

素因数の和:2141248

約数の個数: 16

約数和(自身を含む): 25899253632

約数和(自身を除く): 4751203975

約数列:

[1, 7, 17, 83, 119, 581, 1411, 9877, 2141141, 14987987, 36399397, 177714703, 254795779, 1244002921, 3021149951, 21148049657]

約数ペア:

[(1, 21148049657), (7, 3021149951), (17, 1244002921), (83, 254795779), (119, 177714703), (581, 36399397), (1411, 14987987), (9877, 2141141)]