21968743

素因数分解:

${\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{733}}^1$

素因数の和:834

約数の個数: 16

約数和(自身を含む): 24415776

約数和(自身を除く): 2447033

約数列:

[1, 17, 41, 43, 697, 731, 733, 1763, 12461, 29971, 30053, 31519, 510901, 535823, 1292279, 21968743]

約数ペア:

[(1, 21968743), (17, 1292279), (41, 535823), (43, 510901), (697, 31519), (731, 30053), (733, 29971), (1763, 12461)]