21511424

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{7639}}^1$

素因数の和:7666

約数の個数: 36

約数和(自身を含む): 46848480

約数和(自身を除く): 25337056

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 704, 1408, 2816, 7639, 15278, 30556, 61112, 84029, 122224, 168058, 244448, 336116, 488896, 672232, 977792, 1344464, 1955584, 2688928, 5377856, 10755712, 21511424]

約数ペア:

[(1, 21511424), (2, 10755712), (4, 5377856), (8, 2688928), (11, 1955584), (16, 1344464), (22, 977792), (32, 672232), (44, 488896), (64, 336116), (88, 244448), (128, 168058), (176, 122224), (256, 84029), (352, 61112), (704, 30556), (1408, 15278), (2816, 7639)]