21901752

素因数分解:

$2^3\times 3^4\times {\mathrm{73}}^1\times {\mathrm{463}}^1$

素因数の和:554

約数の個数: 80

約数和(自身を含む): 62319840

約数和(自身を除く): 40418088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 73, 81, 108, 146, 162, 216, 219, 292, 324, 438, 463, 584, 648, 657, 876, 926, 1314, 1389, 1752, 1852, 1971, 2628, 2778, 3704, 3942, 4167, 5256, 5556, 5913, 7884, 8334, 11112, 11826, 12501, 15768, 16668, 23652, 25002, 33336, 33799, 37503, 47304, 50004, 67598, 75006, 100008, 101397, 135196, 150012, 202794, 270392, 300024, 304191, 405588, 608382, 811176, 912573, 1216764, 1825146, 2433528, 2737719, 3650292, 5475438, 7300584, 10950876, 21901752]

約数ペア:

[(1, 21901752), (2, 10950876), (3, 7300584), (4, 5475438), (6, 3650292), (8, 2737719), (9, 2433528), (12, 1825146), (18, 1216764), (24, 912573), (27, 811176), (36, 608382), (54, 405588), (72, 304191), (73, 300024), (81, 270392), (108, 202794), (146, 150012), (162, 135196), (216, 101397), (219, 100008), (292, 75006), (324, 67598), (438, 50004), (463, 47304), (584, 37503), (648, 33799), (657, 33336), (876, 25002), (926, 23652), (1314, 16668), (1389, 15768), (1752, 12501), (1852, 11826), (1971, 11112), (2628, 8334), (2778, 7884), (3704, 5913), (3942, 5556), (4167, 5256)]