21971418372

素因数分解:

$2^2\times 3^3\times {\mathrm{83}}^2\times {\mathrm{29531}}^1$

素因数の和:29710

約数の個数: 72

約数和(自身を含む): 57659458080

約数和(自身を除く): 35688039708

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 83, 108, 166, 249, 332, 498, 747, 996, 1494, 2241, 2988, 4482, 6889, 8964, 13778, 20667, 27556, 29531, 41334, 59062, 62001, 82668, 88593, 118124, 124002, 177186, 186003, 248004, 265779, 354372, 372006, 531558, 744012, 797337, 1063116, 1594674, 2451073, 3189348, 4902146, 7353219, 9804292, 14706438, 22059657, 29412876, 44119314, 66178971, 88238628, 132357942, 203439059, 264715884, 406878118, 610317177, 813756236, 1220634354, 1830951531, 2441268708, 3661903062, 5492854593, 7323806124, 10985709186, 21971418372]

約数ペア:

[(1, 21971418372), (2, 10985709186), (3, 7323806124), (4, 5492854593), (6, 3661903062), (9, 2441268708), (12, 1830951531), (18, 1220634354), (27, 813756236), (36, 610317177), (54, 406878118), (83, 264715884), (108, 203439059), (166, 132357942), (249, 88238628), (332, 66178971), (498, 44119314), (747, 29412876), (996, 22059657), (1494, 14706438), (2241, 9804292), (2988, 7353219), (4482, 4902146), (6889, 3189348), (8964, 2451073), (13778, 1594674), (20667, 1063116), (27556, 797337), (29531, 744012), (41334, 531558), (59062, 372006), (62001, 354372), (82668, 265779), (88593, 248004), (118124, 186003), (124002, 177186)]