8271057921

素因数分解:

$3^1\times 7^1\times {\mathrm{8123}}^1\times {\mathrm{48487}}^1$

素因数の和:56620

約数の個数: 16

約数和(自身を含む): 12605328384

約数和(自身を除く): 4334270463

約数列:

[1, 3, 7, 21, 8123, 24369, 48487, 56861, 145461, 170583, 339409, 1018227, 393859901, 1181579703, 2757019307, 8271057921]

約数ペア:

[(1, 8271057921), (3, 2757019307), (7, 1181579703), (21, 393859901), (8123, 1018227), (24369, 339409), (48487, 170583), (56861, 145461)]