21554856

素因数分解:

$2^3\times 3^3\times {\mathrm{73}}^1\times {\mathrm{1367}}^1$

素因数の和:1455

約数の個数: 64

約数和(自身を含む): 60739200

約数和(自身を除く): 39184344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 73, 108, 146, 216, 219, 292, 438, 584, 657, 876, 1314, 1367, 1752, 1971, 2628, 2734, 3942, 4101, 5256, 5468, 7884, 8202, 10936, 12303, 15768, 16404, 24606, 32808, 36909, 49212, 73818, 98424, 99791, 147636, 199582, 295272, 299373, 399164, 598746, 798328, 898119, 1197492, 1796238, 2394984, 2694357, 3592476, 5388714, 7184952, 10777428, 21554856]

約数ペア:

[(1, 21554856), (2, 10777428), (3, 7184952), (4, 5388714), (6, 3592476), (8, 2694357), (9, 2394984), (12, 1796238), (18, 1197492), (24, 898119), (27, 798328), (36, 598746), (54, 399164), (72, 299373), (73, 295272), (108, 199582), (146, 147636), (216, 99791), (219, 98424), (292, 73818), (438, 49212), (584, 36909), (657, 32808), (876, 24606), (1314, 16404), (1367, 15768), (1752, 12303), (1971, 10936), (2628, 8202), (2734, 7884), (3942, 5468), (4101, 5256)]