21752892

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2333}}^1$

素因数の和:2387

約数の個数: 72

約数和(自身を含む): 64567776

約数和(自身を除く): 42814884

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 37, 42, 63, 74, 84, 111, 126, 148, 222, 252, 259, 333, 444, 518, 666, 777, 1036, 1332, 1554, 2331, 2333, 3108, 4662, 4666, 6999, 9324, 9332, 13998, 16331, 20997, 27996, 32662, 41994, 48993, 65324, 83988, 86321, 97986, 146979, 172642, 195972, 258963, 293958, 345284, 517926, 587916, 604247, 776889, 1035852, 1208494, 1553778, 1812741, 2416988, 3107556, 3625482, 5438223, 7250964, 10876446, 21752892]

約数ペア:

[(1, 21752892), (2, 10876446), (3, 7250964), (4, 5438223), (6, 3625482), (7, 3107556), (9, 2416988), (12, 1812741), (14, 1553778), (18, 1208494), (21, 1035852), (28, 776889), (36, 604247), (37, 587916), (42, 517926), (63, 345284), (74, 293958), (84, 258963), (111, 195972), (126, 172642), (148, 146979), (222, 97986), (252, 86321), (259, 83988), (333, 65324), (444, 48993), (518, 41994), (666, 32662), (777, 27996), (1036, 20997), (1332, 16331), (1554, 13998), (2331, 9332), (2333, 9324), (3108, 6999), (4662, 4666)]