21799022

素因数分解:

$2^1\times 7^3\times {\mathrm{43}}^1\times {\mathrm{739}}^1$

素因数の和:805

約数の個数: 32

約数和(自身を含む): 39072000

約数和(自身を除く): 17272978

約数列:

[1, 2, 7, 14, 43, 49, 86, 98, 301, 343, 602, 686, 739, 1478, 2107, 4214, 5173, 10346, 14749, 29498, 31777, 36211, 63554, 72422, 222439, 253477, 444878, 506954, 1557073, 3114146, 10899511, 21799022]

約数ペア:

[(1, 21799022), (2, 10899511), (7, 3114146), (14, 1557073), (43, 506954), (49, 444878), (86, 253477), (98, 222439), (301, 72422), (343, 63554), (602, 36211), (686, 31777), (739, 29498), (1478, 14749), (2107, 10346), (4214, 5173)]