21803264

素因数分解:

$2^8\times 7^1\times {\mathrm{23}}^3$

素因数の和:92

約数の個数: 72

約数和(自身を含む): 51999360

約数和(自身を除く): 30196096

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 64, 92, 112, 128, 161, 184, 224, 256, 322, 368, 448, 529, 644, 736, 896, 1058, 1288, 1472, 1792, 2116, 2576, 2944, 3703, 4232, 5152, 5888, 7406, 8464, 10304, 12167, 14812, 16928, 20608, 24334, 29624, 33856, 41216, 48668, 59248, 67712, 85169, 97336, 118496, 135424, 170338, 194672, 236992, 340676, 389344, 473984, 681352, 778688, 947968, 1362704, 1557376, 2725408, 3114752, 5450816, 10901632, 21803264]

約数ペア:

[(1, 21803264), (2, 10901632), (4, 5450816), (7, 3114752), (8, 2725408), (14, 1557376), (16, 1362704), (23, 947968), (28, 778688), (32, 681352), (46, 473984), (56, 389344), (64, 340676), (92, 236992), (112, 194672), (128, 170338), (161, 135424), (184, 118496), (224, 97336), (256, 85169), (322, 67712), (368, 59248), (448, 48668), (529, 41216), (644, 33856), (736, 29624), (896, 24334), (1058, 20608), (1288, 16928), (1472, 14812), (1792, 12167), (2116, 10304), (2576, 8464), (2944, 7406), (3703, 5888), (4232, 5152)]