21000983943

素因数分解:

$3^1\times {\mathrm{13921}}^1\times {\mathrm{502861}}^1$

素因数の和:516785

約数の個数: 8

約数和(自身を含む): 28003379056

約数和(自身を除く): 7002395113

約数列:

[1, 3, 13921, 41763, 502861, 1508583, 7000327981, 21000983943]

約数ペア:

[(1, 21000983943), (3, 7000327981), (13921, 1508583), (41763, 502861)]