21093384688

素因数分解:

$2^4\times {\mathrm{499}}^1\times {\mathrm{1319}}^1\times {\mathrm{2003}}^1$

素因数の和:3829

約数の個数: 40

約数和(自身を含む): 41001840000

約数和(自身を除く): 19908455312

約数列:

[1, 2, 4, 8, 16, 499, 998, 1319, 1996, 2003, 2638, 3992, 4006, 5276, 7984, 8012, 10552, 16024, 21104, 32048, 658181, 999497, 1316362, 1998994, 2632724, 2641957, 3997988, 5265448, 5283914, 7995976, 10530896, 10567828, 15991952, 21135656, 42271312, 1318336543, 2636673086, 5273346172, 10546692344, 21093384688]

約数ペア:

[(1, 21093384688), (2, 10546692344), (4, 5273346172), (8, 2636673086), (16, 1318336543), (499, 42271312), (998, 21135656), (1319, 15991952), (1996, 10567828), (2003, 10530896), (2638, 7995976), (3992, 5283914), (4006, 5265448), (5276, 3997988), (7984, 2641957), (8012, 2632724), (10552, 1998994), (16024, 1316362), (21104, 999497), (32048, 658181)]