21146763

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{5879}}^1$

素因数の和:6002

約数の個数: 16

約数和(自身を含む): 31046400

約数和(自身を除く): 9899637

約数列:

[1, 3, 11, 33, 109, 327, 1199, 3597, 5879, 17637, 64669, 194007, 640811, 1922433, 7048921, 21146763]

約数ペア:

[(1, 21146763), (3, 7048921), (11, 1922433), (33, 640811), (109, 194007), (327, 64669), (1199, 17637), (3597, 5879)]