21876176

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{5279}}^1$

素因数の和:5331

約数の個数: 40

約数和(自身を含む): 49758720

約数和(自身を除く): 27882544

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 56, 74, 112, 148, 259, 296, 518, 592, 1036, 2072, 4144, 5279, 10558, 21116, 36953, 42232, 73906, 84464, 147812, 195323, 295624, 390646, 591248, 781292, 1367261, 1562584, 2734522, 3125168, 5469044, 10938088, 21876176]

約数ペア:

[(1, 21876176), (2, 10938088), (4, 5469044), (7, 3125168), (8, 2734522), (14, 1562584), (16, 1367261), (28, 781292), (37, 591248), (56, 390646), (74, 295624), (112, 195323), (148, 147812), (259, 84464), (296, 73906), (518, 42232), (592, 36953), (1036, 21116), (2072, 10558), (4144, 5279)]