21308032

素因数分解:

$2^7\times {\mathrm{61}}^1\times {\mathrm{2729}}^1$

素因数の和:2804

約数の個数: 32

約数和(自身を含む): 43161300

約数和(自身を除く): 21853268

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 244, 488, 976, 1952, 2729, 3904, 5458, 7808, 10916, 21832, 43664, 87328, 166469, 174656, 332938, 349312, 665876, 1331752, 2663504, 5327008, 10654016, 21308032]

約数ペア:

[(1, 21308032), (2, 10654016), (4, 5327008), (8, 2663504), (16, 1331752), (32, 665876), (61, 349312), (64, 332938), (122, 174656), (128, 166469), (244, 87328), (488, 43664), (976, 21832), (1952, 10916), (2729, 7808), (3904, 5458)]