21011036248

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{36991261}}^1$

素因数の和:36991338

約数の個数: 16

約数和(自身を含む): 39950562960

約数和(自身を除く): 18939526712

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 36991261, 73982522, 147965044, 295930088, 2626379531, 5252759062, 10505518124, 21011036248]

約数ペア:

[(1, 21011036248), (2, 10505518124), (4, 5252759062), (8, 2626379531), (71, 295930088), (142, 147965044), (284, 73982522), (568, 36991261)]