21092246

素因数分解:

$2^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{1571}}^1$

素因数の和:1724

約数の個数: 24

約数和(自身を含む): 37096056

約数和(自身を除く): 16003810

約数列:

[1, 2, 7, 14, 49, 98, 137, 274, 959, 1571, 1918, 3142, 6713, 10997, 13426, 21994, 76979, 153958, 215227, 430454, 1506589, 3013178, 10546123, 21092246]

約数ペア:

[(1, 21092246), (2, 10546123), (7, 3013178), (14, 1506589), (49, 430454), (98, 215227), (137, 153958), (274, 76979), (959, 21994), (1571, 13426), (1918, 10997), (3142, 6713)]