21022474

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{2647}}^1$

素因数の和:2698

約数の個数: 24

約数和(自身を含む): 36319968

約数和(自身を除く): 15297494

約数列:

[1, 2, 11, 19, 22, 38, 209, 361, 418, 722, 2647, 3971, 5294, 7942, 29117, 50293, 58234, 100586, 553223, 955567, 1106446, 1911134, 10511237, 21022474]

約数ペア:

[(1, 21022474), (2, 10511237), (11, 1911134), (19, 1106446), (22, 955567), (38, 553223), (209, 100586), (361, 58234), (418, 50293), (722, 29117), (2647, 7942), (3971, 5294)]