20210815857

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{12161}}^1\times {\mathrm{32587}}^1$

素因数の和:44768

約数の個数: 16

約数和(自身を含む): 28536138432

約数和(自身を除く): 8325322575

約数列:

[1, 3, 17, 51, 12161, 32587, 36483, 97761, 206737, 553979, 620211, 1661937, 396290507, 1188871521, 6736938619, 20210815857]

約数ペア:

[(1, 20210815857), (3, 6736938619), (17, 1188871521), (51, 396290507), (12161, 1661937), (32587, 620211), (36483, 553979), (97761, 206737)]