21432972

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{509}}^1$

素因数の和:567

約数の個数: 72

約数和(自身を含む): 56977200

約数和(自身を除く): 35544228

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 29, 33, 44, 58, 66, 87, 116, 121, 132, 174, 242, 319, 348, 363, 484, 509, 638, 726, 957, 1018, 1276, 1452, 1527, 1914, 2036, 3054, 3509, 3828, 5599, 6108, 7018, 10527, 11198, 14036, 14761, 16797, 21054, 22396, 29522, 33594, 42108, 44283, 59044, 61589, 67188, 88566, 123178, 162371, 177132, 184767, 246356, 324742, 369534, 487113, 649484, 739068, 974226, 1786081, 1948452, 3572162, 5358243, 7144324, 10716486, 21432972]

約数ペア:

[(1, 21432972), (2, 10716486), (3, 7144324), (4, 5358243), (6, 3572162), (11, 1948452), (12, 1786081), (22, 974226), (29, 739068), (33, 649484), (44, 487113), (58, 369534), (66, 324742), (87, 246356), (116, 184767), (121, 177132), (132, 162371), (174, 123178), (242, 88566), (319, 67188), (348, 61589), (363, 59044), (484, 44283), (509, 42108), (638, 33594), (726, 29522), (957, 22396), (1018, 21054), (1276, 16797), (1452, 14761), (1527, 14036), (1914, 11198), (2036, 10527), (3054, 7018), (3509, 6108), (3828, 5599)]