21187032

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{51929}}^1$

素因数の和:51955

約数の個数: 32

約数和(自身を含む): 56084400

約数和(自身を除く): 34897368

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 51929, 103858, 155787, 207716, 311574, 415432, 623148, 882793, 1246296, 1765586, 2648379, 3531172, 5296758, 7062344, 10593516, 21187032]

約数ペア:

[(1, 21187032), (2, 10593516), (3, 7062344), (4, 5296758), (6, 3531172), (8, 2648379), (12, 1765586), (17, 1246296), (24, 882793), (34, 623148), (51, 415432), (68, 311574), (102, 207716), (136, 155787), (204, 103858), (408, 51929)]