21341312

素因数分解:

$2^7\times {\mathrm{137}}^1\times {\mathrm{1217}}^1$

素因数の和:1368

約数の個数: 32

約数和(自身を含む): 42861420

約数和(自身を除く): 21520108

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 137, 274, 548, 1096, 1217, 2192, 2434, 4384, 4868, 8768, 9736, 17536, 19472, 38944, 77888, 155776, 166729, 333458, 666916, 1333832, 2667664, 5335328, 10670656, 21341312]

約数ペア:

[(1, 21341312), (2, 10670656), (4, 5335328), (8, 2667664), (16, 1333832), (32, 666916), (64, 333458), (128, 166729), (137, 155776), (274, 77888), (548, 38944), (1096, 19472), (1217, 17536), (2192, 9736), (2434, 8768), (4384, 4868)]