21290013936

素因数分解:

$2^4\times 3^2\times {\mathrm{83}}^1\times {\mathrm{1781293}}^1$

素因数の和:1781390

約数の個数: 60

約数和(自身を含む): 60300364488

約数和(自身を除く): 39010350552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 83, 144, 166, 249, 332, 498, 664, 747, 996, 1328, 1494, 1992, 2988, 3984, 5976, 11952, 1781293, 3562586, 5343879, 7125172, 10687758, 14250344, 16031637, 21375516, 28500688, 32063274, 42751032, 64126548, 85502064, 128253096, 147847319, 256506192, 295694638, 443541957, 591389276, 887083914, 1182778552, 1330625871, 1774167828, 2365557104, 2661251742, 3548335656, 5322503484, 7096671312, 10645006968, 21290013936]

約数ペア:

[(1, 21290013936), (2, 10645006968), (3, 7096671312), (4, 5322503484), (6, 3548335656), (8, 2661251742), (9, 2365557104), (12, 1774167828), (16, 1330625871), (18, 1182778552), (24, 887083914), (36, 591389276), (48, 443541957), (72, 295694638), (83, 256506192), (144, 147847319), (166, 128253096), (249, 85502064), (332, 64126548), (498, 42751032), (664, 32063274), (747, 28500688), (996, 21375516), (1328, 16031637), (1494, 14250344), (1992, 10687758), (2988, 7125172), (3984, 5343879), (5976, 3562586), (11952, 1781293)]