21740176

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{827}}^1$

素因数の和:919

約数の個数: 40

約数和(自身を含む): 44354304

約数和(自身を除く): 22614128

約数列:

[1, 2, 4, 8, 16, 31, 53, 62, 106, 124, 212, 248, 424, 496, 827, 848, 1643, 1654, 3286, 3308, 6572, 6616, 13144, 13232, 25637, 26288, 43831, 51274, 87662, 102548, 175324, 205096, 350648, 410192, 701296, 1358761, 2717522, 5435044, 10870088, 21740176]

約数ペア:

[(1, 21740176), (2, 10870088), (4, 5435044), (8, 2717522), (16, 1358761), (31, 701296), (53, 410192), (62, 350648), (106, 205096), (124, 175324), (212, 102548), (248, 87662), (424, 51274), (496, 43831), (827, 26288), (848, 25637), (1643, 13232), (1654, 13144), (3286, 6616), (3308, 6572)]