21000643193

素因数分解:

${\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{87041}}^1$

素因数の和:87296

約数の個数: 16

約数和(自身を含む): 22305034752

約数和(自身を除く): 1304391559

約数列:

[1, 31, 43, 181, 1333, 5611, 7783, 87041, 241273, 2698271, 3742763, 15754421, 116025653, 488387051, 677440103, 21000643193]

約数ペア:

[(1, 21000643193), (31, 677440103), (43, 488387051), (181, 116025653), (1333, 15754421), (5611, 3742763), (7783, 2698271), (87041, 241273)]