21541632

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{4007}}^1$

素因数の和:4033

約数の個数: 72

約数和(自身を含む): 65538816

約数和(自身を除く): 43997184

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 256, 336, 384, 448, 672, 768, 896, 1344, 1792, 2688, 4007, 5376, 8014, 12021, 16028, 24042, 28049, 32056, 48084, 56098, 64112, 84147, 96168, 112196, 128224, 168294, 192336, 224392, 256448, 336588, 384672, 448784, 512896, 673176, 769344, 897568, 1025792, 1346352, 1538688, 1795136, 2692704, 3077376, 3590272, 5385408, 7180544, 10770816, 21541632]

約数ペア:

[(1, 21541632), (2, 10770816), (3, 7180544), (4, 5385408), (6, 3590272), (7, 3077376), (8, 2692704), (12, 1795136), (14, 1538688), (16, 1346352), (21, 1025792), (24, 897568), (28, 769344), (32, 673176), (42, 512896), (48, 448784), (56, 384672), (64, 336588), (84, 256448), (96, 224392), (112, 192336), (128, 168294), (168, 128224), (192, 112196), (224, 96168), (256, 84147), (336, 64112), (384, 56098), (448, 48084), (672, 32056), (768, 28049), (896, 24042), (1344, 16028), (1792, 12021), (2688, 8014), (4007, 5376)]