21677556

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3067}}^1$

素因数の和:3124

約数の個数: 48

約数和(自身を含む): 54978560

約数和(自身を除く): 33301004

約数列:

[1, 2, 3, 4, 6, 12, 19, 31, 38, 57, 62, 76, 93, 114, 124, 186, 228, 372, 589, 1178, 1767, 2356, 3067, 3534, 6134, 7068, 9201, 12268, 18402, 36804, 58273, 95077, 116546, 174819, 190154, 233092, 285231, 349638, 380308, 570462, 699276, 1140924, 1806463, 3612926, 5419389, 7225852, 10838778, 21677556]

約数ペア:

[(1, 21677556), (2, 10838778), (3, 7225852), (4, 5419389), (6, 3612926), (12, 1806463), (19, 1140924), (31, 699276), (38, 570462), (57, 380308), (62, 349638), (76, 285231), (93, 233092), (114, 190154), (124, 174819), (186, 116546), (228, 95077), (372, 58273), (589, 36804), (1178, 18402), (1767, 12268), (2356, 9201), (3067, 7068), (3534, 6134)]