21601294

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1607}}^1$

素因数の和:1680

約数の個数: 32

約数和(自身を含む): 38900736

約数和(自身を除く): 17299442

約数列:

[1, 2, 11, 13, 22, 26, 47, 94, 143, 286, 517, 611, 1034, 1222, 1607, 3214, 6721, 13442, 17677, 20891, 35354, 41782, 75529, 151058, 229801, 459602, 830819, 981877, 1661638, 1963754, 10800647, 21601294]

約数ペア:

[(1, 21601294), (2, 10800647), (11, 1963754), (13, 1661638), (22, 981877), (26, 830819), (47, 459602), (94, 229801), (143, 151058), (286, 75529), (517, 41782), (611, 35354), (1034, 20891), (1222, 17677), (1607, 13442), (3214, 6721)]